id string | dataset string | question string | options list | answer string | explanation string |
|---|---|---|---|---|---|
medmcqa_4116 | medmcqa | <ctx>
responses to this virus. also well documented is the only case of spontaneous " immunity " to hiv in humans, shown to be due to a mutation in a surface protein on cd4 t cells, the primary targets of hiv. the immune system is truly a sentinel system of the body, with the result that health and disease are carefull... | [
"Reither's syndrome ,",
"Behchet's syndrome",
"Lichen planus",
"Atopic dermatitis"
] | B | Pathergy phenomenon is defined as a state of altered tissue reactivity that occurs in response to minor trauma Although the exact mechanisms underlying pathergy phenomenon are unknown, skin injury caused by needle prick apparently triggers a cutaneous inflammatory response . Types of pathergy tests: Oral pathergy test ... |
medmcqa_1920 | medmcqa | <ctx>
weight at eleven and developed epilepsy in her late twenties. the fourth patient had problems associated with eating as a young child and was diagnosed with slowed development. patient five had behavioural issues and struggled with mr in addition to being overweight. the geneticists discovered three new mutations... | [
"Craniotomy and sub-total excision of the tumour. Surgeon leaves the layer of the tumour adherent with colliculus",
"First ventirculoperitoneal shunt was done",
"CCNU and vincristine were given as chemotherapy",
"Radiotherapy 35-40 Gy was given to the whole craniospinal axis"
] | D | Ans. d. Radiotherapy 35-40 Gy was given to the whole craniospinal axis |
aquarat_11250 | aquarat | <ctx>
the digit with value b – 1 begin s = " " ; / / the string of digits pos = 0 ; / / all places are right to the radix point while not defined ( occurs [ p ] ) do occurs [ p ] = pos ; / / the position of the place with remainder p bp = b * p ; z = floor ( bp / q ) ; / / index z of digit within : 0 ≤ z ≤ b - 1 p = b ... | [
"A)1",
"B)2",
"C)3",
"D)4"
] | C | Then for any number to be a multiple of 3,The sum of its digits should be the multiple of 3.
i.e 3+7+2+9+n = multiple of three
or, 21 + n = multiple of 3.
If n=3, 21 + n =24,which is a multiple of 3.
Hence answer is C. |
medmcqa_6027 | medmcqa | <ctx>
declines with age due to the increase meiotic non - disjunction. after age 31 years, fecundity decreases and the probability of aneuploidy rate increases in the early embryo. the regular menstrual cycle is associated with the hormonal regulation from hypothalamic, pituitary, and ovarian axis. gonadotropin - relea... | [
"MRKH syndrome",
"Sheehan's syndrome",
"Kallmann's syndrome",
"Turner's syndrome"
] | B | Sheehan's syndrome Post paum pitutary necrosis. Occurs as a result of ischemic pituitary necrosis due to severe postpaum hemorrhage Presents as failure to lactate or to resume menses (Secondary amenorrhea) Other presentation: genital and axillary hair loss, asthenia and weakness, fine wrinkles around the eyes and lips,... |
arc_easy_1413 | arc_easy | <ctx>
32. 5 • fusion 1441 where the 26. 7 mev includes the annihilation energy of the positrons and electrons and is distributed among all the reaction products. the solar interior is dense, and the reactions occur deep in the sun where temperatures are highest. it takes about 32, 000 years for the energy to diffuse to... | [
"fission",
"fusion",
"solar winds",
"solar radiation"
] | B | |
aquarat_35632 | aquarat | <ctx>
the investment vehicle that maximizes the profit. hence, conclusion : knowing the direction the market will go ( i. e. having perfect information ) is worth $ 350. discussion : if someone was selling information that guaranteed the accurate prediction of the future market direction, we would want to purchase this... | [
"A)$270",
"B)$250",
"C)$240",
"D)$220"
] | A | Original Price = x
Sold to collector at 1.2x
re-buy price = 1.2x * 0.5 = 0.6x
therefore, x - 0.6x = 100; x = 250
second selling price = 1.8 * 0.6 * 250 = 270
ANSWER:A |
arc_easy_104 | arc_easy | <ctx>
such a system begins with the attachment of a more active metal ( more negative reduction potential ) to the metal needing protection. attachment may be direct or via a wire. to complete the circuit, a salt bridge is necessary. this salt bridge is often seawater or ground water. once the circuit is complete, oxid... | [
"a battery.",
"an engine.",
"an insulator.",
"an electromagnet."
] | D | |
aquarat_35910 | aquarat | <ctx>
stone cylinder with a handle inside. the gar nal ( neck weight ) is a circular stone ring worn around the neck to add resistance to danda and bethak. the gada ( mace ) is a club associated with hanuman. an exercise gada is a heavy round stone attached to the end of a meter - long bamboo stick. trophies take the f... | [
"A)30",
"B)31",
"C)5",
"D)4"
] | C | first measure 1kg rice by 1 kg weight
then use this 2kg (1kg rice+ 1 kg weight) to measure 2kg rice
now combine this to get 3kg rice + 1 kg weight to measure 4 kg rice
add this newly measure 4kg + 3kg + 1kg weight to measure 8 kg
add this 8kg+ 4kg + 3kg + 1kg weight to measure 16 kg rice
now combining all u get 31 kg r... |
arc_challenge_172 | arc_challenge | <ctx>
their cloacae in close proximity while facing in opposite directions and then release eggs and sperm simultaneously. the tailed frog ( ascaphus truei ) exhibits internal fertilisation. the " tail " is only possessed by the male and is an extension of the cloaca and used to inseminate the female. this frog lives i... | [
"the sex of the egg",
"the age of the egg",
"the size of the egg",
"the genes of the egg"
] | D | |
aquarat_48704 | aquarat | <ctx>
the investment vehicle that maximizes the profit. hence, conclusion : knowing the direction the market will go ( i. e. having perfect information ) is worth $ 350. discussion : if someone was selling information that guaranteed the accurate prediction of the future market direction, we would want to purchase this... | [
"A)s.600",
"B)s.480",
"C)s.500",
"D)s.540"
] | D | SP = 900
Profit = 25%
CP = (SP)*[100/(100+P)]
= 900 * [100/125]
= 720
Loss = 25% = 25% of 720 = Rs.180
SP = CP - Loss = 720 - 180 = Rs.540
ANSWER:D |
openbookqa_77 | openbookqa | <ctx>
of other objects in the sky, though varying thicknesses of cloud cover have differing effects. a very thin cirrus cloud in front of the moon might produce a rainbow - colored ring around the moon. stars and planets are too small or dim to take on this effect and are instead only dimmed ( often to the point of inv... | [
"Earths Rotation",
"Changing Weather",
"Suns Rotation",
"Time Change"
] | A | |
mmlu_aux_7346 | mmlu_auxiliary | <ctx>
drought deciduous, or drought semi - deciduous plants refers to plants that shed their leaves during periods of drought or in the dry season. this phenomenon is a natural process of plants and is caused due to the limitation of water around the environment where the plant is situated. in the spectrum of botany, d... | [
"lose water",
"lose acorns",
"lose bark",
"lose energy"
] | D | null |
medmcqa_2549 | medmcqa | <ctx>
( not only internists ) who successfully pass board exams receive " board certified " status. american board of internal medicine the following are the subspecialties recognized by the american board of internal medicine. adolescent medicine adult congenital heart disease advanced heart failure and transplant car... | [
"1",
"2",
"3",
"4"
] | B | Ans. is 'b' i.e., 2 ASA GradePatient conditionASA 1Normal healthy patient (no physical or mental illness)ASA 2Mild systemic disease not limiting functional activity(mild heart disease, DM, Mild hypertension, Anemia, Old age, obesity, mild chronic bronchitis)ASA 3Severe systemic disease that limits activity but not inca... |
medmcqa_164 | medmcqa | <ctx>
networks, as women also tend to have higher activity in the prefrontal and limbic regions, such as the anterior cingulate, bilateral amygdala, and right hippocampus, while men tend to have a distributed network spread out among the cerebellum, portions of the superior parietal lobe, the left insula, and bilateral... | [
"Orexin",
"Cortisol releasing hormone",
"Neuropeptide",
"Ghrelin"
] | B | There are 6 established hypothalamic releasing and inhibiting hormones :
Corticotropin-releasing hormone (CRH),
Thyrotropin releasing hormone (TRH),
Growth hormone releasing hormone (GRH),
Growth hormone inhibiting hormone (GIH),
Luteinizing hormone releasing hormone (LHRH) and
Prolactin inhibiting hormone(PIH). |
aquarat_9816 | aquarat | <ctx>
in statistics and optimization, errors and residuals are two closely related and easily confused measures of the deviation of an observed value of an element of a statistical sample from its " true value " ( not necessarily observable ). the error of an observation is the deviation of the observed value from the ... | [
"A)36.0",
"B)36.5",
"C)36.1",
"D)36.2"
] | C | Explanation:
Correct Sum = (36 * 50 + 28 - 23) = 1825.
Correct mean = = 1805/50 = 36.1
Answer: C) 36.1 |
aquarat_9231 | aquarat | <ctx>
##35637355132068513997507264512000000000 = 10068347520 this works out to 10, 068, 347, 520, which is much bigger than the ~ 14 million stated above. perm ( 49, 6 ) = 10068347520 and 49 npr 6 = 10068347520. however, the order of the 6 numbers is not significant for the payout. that is, if a ticket has the numbers ... | [
"A)18",
"B)36",
"C)38",
"D)48"
] | B | lcm of 36 = 3 *3 * 4 the four digit number should be divisible by 3 and 4 then it is divisible by 36 adding all the digits 6+2+7+5=20 not divisible by 20 so
any 4 digit number formed by this is not divisible by 36
ANSWER:B |
mmlu_aux_3572 | mmlu_auxiliary | <ctx>
within - colony tasks as they become older, such as receiving nectar and pollen from foragers, and guarding the hive. later still, a worker takes her first orientation flights and finally leaves the hive and typically spends the remainder of her life as a forager. worker bees cooperate to find food and use a patt... | [
"it gets its food",
"it goes to church",
"it sings in the forest",
"it reaches into bees' nests"
] | A | null |
arc_easy_239 | arc_easy | <ctx>
interestingly, northern cricket frog calls resemble calls of the bufo genus even though two types of frogs are not closely phylogenetically related. thus, the vocal mechanisms of the two frogs are assumed to operate the same way. variation in male calling the calls at the beginning of a call group have been found... | [
"Do crickets have 6 legs or 8 legs?",
"How long are the antennae of a cricket?",
"Do crickets chirp more during the day or at night?",
"What is the most common cricket species?"
] | C | |
arc_easy_1895 | arc_easy | <ctx>
25. 7 image formation by mirrors learning objectives by the end of this section, you will be able to : • illustrate image formation in a flat mirror. • explain with ray diagrams the formation of an image using spherical mirrors. • determine focal length and magnification given radius of curvature, distance of obj... | [
"absorbing light",
"reflecting light",
"refracting light",
"transmitting light"
] | B | |
openbookqa_3056 | openbookqa | <ctx>
30 minutes, a significant amount of gelatin would break down. the marshmallow would have reduced springiness from that loss of gelatin. but since the time the syrup spends at elevated temperature in modern cookers is so short, there is little to no degradation of the gelatin. in terms of texture, and mouth - feel... | [
"steak",
"cookies",
"chocolate",
"fire"
] | D | |
arc_challenge_855 | arc_challenge | <ctx>
##ysis + two from the citrate cycle ). it is clear that using oxygen to completely oxidize glucose provides an organism with far more energy than any oxygen - independent metabolic feature, and this is thought to be the reason why complex life appeared only after earth's atmosphere accumulated large amounts of ox... | [
"because the conversion transforms solids to liquids",
"because the conversion allows for less glucose in the liver",
"because the conversion changes one substance to a new one",
"because the conversion changes the shape of the liver cells"
] | C | |
mmlu_aux_5032 | mmlu_auxiliary | <ctx>
, observed that comets moved regularly through the sky and were undisturbed by the wind, behavior more typical of celestial than atmospheric phenomena. while he conceded that the other planets do not appear outside the zodiac, he saw no reason that a planet - like object could not move through any part of the sky... | [
"haven't seen any comets",
"have seen all comets",
"have seen a comet at daytime",
"have seen a comet"
] | D | null |
medmcqa_7917 | medmcqa | <ctx>
front of the sacroiliac joint, one on either side, and each bifurcates into the external and internal iliac arteries. iliac artery, external – the external iliac arteries are two major arteries which bifurcate off the common iliac arteries anterior to the sacroiliac joint of the pelvis. they proceed anterior and ... | [
"Anterior branch of popliteal aery",
"Medial inferior genicular branch of popliteal aery",
"Medial superior genicular branch of popliteal aery",
"Middle genicular branch of popliteal aery"
] | D | Ans. is 'd' i.e., Middle genicular branch of popliteal aery Oblique popliteal ligament It is an expansion from the tendon of semimembranosus attachment to intercondylar line of femur.It is closely related to popliteal aery and is pierced by middle genicular vessels and nerve and the terminal pa of the posterior divisio... |
medmcqa_366 | medmcqa | <ctx>
, may also be a favorable environment for the growth of an infectious agent, as coming into contact with a vehicle leads to its transmission. vector transmission occurs most often from insect bites from mosquitoes, flies, fleas, and ticks. there are two sub - categories of vectors : mechanical ( an insect transmi... | [
"One day before and 4 days after rash",
"Four days before and five days after rash",
"Entire incubation period",
"Only during scabs falling"
] | B | Measles/English Measles is spread through respiration (contact with fluids from an infected person&;s nose and mouth, either directly or through aerosol transmission), and is highly contagious -- 90% of people without immunity sharing a house with an infected person will catch it. The infection has an average incubatio... |
medmcqa_628 | medmcqa | <ctx>
##simus myocutaneous flap employs skin fat and muscle harvested from the back, and a breast implant. the diep flap ( deep inferior epigastric perforators ) procedure uses an autologous flap of abdominal skin and fat tissue. post - mastectomy fat - graft reconstruction the reconstruction of the breast ( s ) with g... | [
"Hirschsprung's disease",
"HPSS",
"Meckels diverticulum",
"Volvulus"
] | A | Ans. is 'a' i.e., Hirschsprung's disease * Surgery in Hirschsprung's disease aims to remove the aganglionic segment and 'pull-through' ganglionic bowel to the anus (e.g. Swenson, Duhamel, Soave and transanal procedures) and can be done in a single stage or in several stages after first establishing a proximal stoma in ... |
aquarat_33693 | aquarat | <ctx>
2. 3 • time, velocity, and speed 45 figure 2. 11 position vs. time, velocity vs. time, and speed vs. time on a trip. note that the velocity for the return trip is negative. making connections : take - home investigation — getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)135",
"B)105",
"C)95",
"D)75"
] | D | Reb normally drives to work in 45 minutes at an average speed of 40 miles per hour.
Use formula D = RT
Car:
T1: 45 min
R1: 40 mph
D1: [(40*45)/60] = 30 miles
Bike:
T1:?
R2: 12 - 16 mph
D2: 08*D1 = 24 miles
T1: [(24*60)/12] = 120 min (Only 12 mph speed yields an answer given in the choices)
Therefore, Deb has to leave 1... |
mmlu_aux_5214 | mmlu_auxiliary | <ctx>
them to infested plants. furthermore, only then did they display resistance to the herbivore, showing that the plants were able to transfer defensive infochemicals via the mycorrhizal network. many insect herbivores are drawn to their food by vocs. when the plant is consumed, however, the composition of the vocs ... | [
"Communicating Plants and Terrible Diseases",
"Talking Plants and Friendly Warnings",
"Protecting Plants and Clear Information",
"Growing Plants and Mysterious Chemicals"
] | B | null |
medmcqa_7652 | medmcqa | <ctx>
cough, chest pain, or breathlessness, which also occur in many other illnesses, so diagnosis can be difficult. usually, only patients with already weakened immune systems or who suffer other lung conditions are susceptible. in humans, the major forms of disease are : acute invasive aspergillosis, a form that grow... | [
"Caseating granulomas",
"Follicular hyperplasia",
"Nodular amyloidosis",
"Noncaseating granulomas"
] | A | Tuberculosis is a chronic, communicable disease in which the lungs are the prime target. The disease is caused principally by Mycobacterium tuberculosis hominis (Koch bacillus), but infection with other species occurs, notably M. tuberculosis bovis (bovine tuberculosis). Primary tuberculosis consists of lesions in the ... |
qasc_5721 | qasc | <ctx>
in size from the tiniest one - celled bacteria, algae, fungi, and protozoa, to the more complex nematodes and micro - arthropods, to the visible earthworms, insects, small vertebrates, and plants. as these organisms eat, grow, and move through the soil, they make it possible to have clean water, clean air, health... | [
"live prey",
"plants",
"dead prey",
"heat energy"
] | C | |
pubmedqa_453 | pubmedqa | <ctx>
during the operation surgeon is guided visually and by sound alerts. igi ( image guided implantology ) is one of the navigation systems which uses this technology. computer assisted implant surgery ( cais ) new therapeutic concepts as guided surgery are being developed and applied in the placement of dental impla... | [
"yes",
"no",
"maybe"
] | A | |
mmlu_aux_4046 | mmlu_auxiliary | <ctx>
3. 4 motion in space introduction in 1705, using sir isaac newton ’ s new laws of motion, the astronomer edmond halley made a prediction. he stated that comets that had appeared in 1531, 1607, and 1682 were actually the same comet and that it would reappear in 1758. halley was proved to be correct, although he di... | [
"Halley and other scientists",
"the orbit of a comet",
"Newton and Halley",
"Halley and Halley"
] | D | null |
aquarat_9794 | aquarat | <ctx>
rectangle ( double length, double width ) {..... } / / methods public double getlength ( ) { return length ; }..... public double getarea ( ) {
another shape, the area of the two shapes will be identical. thus rearranging the six green triangles, three blue triangles and three red triangles into a rectangle with... | [
"A)200% increase",
"B)345% increase",
"C)400% increase",
"D)125% increase"
] | C | Length is halved.
i.e., length is increased by 200%
Breadth is tripled
i.e., breadth is increased by 200%
Change in area=(−200+200+(200×200)/100)%=400%
i.e., area is increased by 400%
ANSWER:C |
mmlu_aux_1757 | mmlu_auxiliary | <ctx>
##sprove both theories. in the following chapter bose presents his own hypothesis which states that impulse transmission in plants is similar to the transmission in animals. he then supports his claim with several experimental results. in the following chapters 4 to 13, bose explains nervous transmission in plant... | [
"Plants Can Send Some Gas",
"Plants Can Communicate with Each Other",
"The \"Unseen\" Language of Plants",
"Plants Can't Feel Pain"
] | C | null |
medmcqa_7900 | medmcqa | <ctx>
impaired cognitive function, exposure to known human carcinogens and other adverse effects. in certain age groups, a decreased lung function of children in e - waste recycling sites has been found. some studies also found associations between children's e - waste exposure and impaired coagulation, hearing loss, a... | [
"Malathion",
"Diazinon",
"Phorate",
"Carbamate"
] | D | Ans. Carbamate |
medmcqa_1737 | medmcqa | <ctx>
monocyte - macrophage cell line : glut - 3 affinity for glucose is enhanced during the respiratory burst. biochem j 327 : 369 - 375 ( 1997 ). tan as, ahmed n, berridge mv. acute regulation of glucose transport after activation of human peripheral blood neutrophils by phorbol myristate acetate, fmlp, and granulocy... | [
"Brain cells",
"RBCs",
"Adipocytes",
"Hepatocytes"
] | C | GluT4 is the major glucose transpoer in skeletal muscle and adipose tissue.GluT4 is under the control of insulin.In Type 2 diabetes mellitus, membrane GluT4 is reduced, leading to insulin resistance in muscles and fat cells.Ref: DM Vasudevan, 7th edition, page no: 107 |
qasc_337 | qasc | <ctx>
found that the same genetic programming involved in the segmentation and development of median fins was found in the development of paired appendages in catsharks. although these findings do not directly support the lateral fin - fold hypothesis, the original concept of a shared median - paired fin evolutionary d... | [
"animals",
"amoeba",
"Frogs",
"Length"
] | C | |
medmcqa_7122 | medmcqa | <ctx>
the mitochondrial matrix and also exports alpha - ketoglutarate from the matrix into the cytosol simultaneously. after malate reaches the mitochondrial matrix, it is converted by mitochondrial malate dehydrogenase into oxaloacetate, during which nad + is reduced with two electrons to form nadh. oxaloacetate is th... | [
"6",
"9",
"12",
"15"
] | B | Ans. is 'b' i.e., 9 o One N ADH produces 2.5 ATP and one FADH2 produces 1.5 ATP. Thus 3 NADH and 1 FADH2 will produce 9 ATP.o There is production of ATP at substrate level also. Thus total 10 ATP molecules are produced per cycle.Energetics of TCA cycles iKreb's cycle)o One turn of the TCA cycle, starting with acetyl Co... |
aquarat_2446 | aquarat | <ctx>
1. 5 number basics 1. c. x = 1 is an integer, and when printing the type of an integer variable, the output is < class'int'>. 2. b. y = 2. 0 is floating - point number. 3. a. any value defined within quotation marks is a string value regardless of the content. 4. c. line 2 of the code evaluates as follows : c = x... | [
"A)-4",
"B)-3",
"C)-2",
"D)3"
] | B | -> Multiply 10^6- > (10^6){10^(b-1)}<125<(10^6)(10^b) -> 125 is bigger than 100
-> (10^6)(10^(b-1))=100 -> 10^(6+b-1)=10^2, b+5=2 -> b=-3
Thus, the answer is B |
medmcqa_577 | medmcqa | <ctx>
of these prototypes – – a reservoir - type ( ring - 001 & ring - 002 ) and a matrix - type ( ring - 003 & ring - 004 ). both forms differ in their drug - delivery mechanism and composition design. reservoir - type rings ( ring - 001 & ring - 002 ) reservoir - type rings contain drug - reservoir cores that are dis... | [
"Base of the pocket lies on cementum",
"Gingivitis",
"Periodontitis",
"Base of the pocket and lies on alveolar bone"
] | B | |
medmcqa_2220 | medmcqa | <ctx>
##aract is caused when crystallins are damaged photochemically, thereby leading to diminished lenticular transparency. he argued that the oxidative stress on the lens induces covalent chemical changes in the constituent molecules and these changes lead to cataract. he researched further on the subject to find out... | [
"Siderosis",
"Chalcosis",
"Lead intoxication",
"Silicosis"
] | B | Chalcosis is copper alloy in the eye Refer: Khurana 6th edition page number 194 |
arc_easy_92 | arc_easy | <ctx>
that habitats created by humans, such as canals, ditches, and farm ponds can support freshwater biodiversity and, therefore, have potential to provide refuges. they can prevent larger organisms, like fish, from becoming stranded as water levels decrease. while the preservation of refuges is crucial to provide rec... | [
"a gray squirrel eating an acorn",
"a raccoon in a hollow log",
"a blue whale migrating",
"a tick feeding on a coyote"
] | B | |
medmcqa_8079 | medmcqa | <ctx>
2. 00 10 – 3 m naf = 0. 3000 l m naf m naf = 1. 33 10 – 3 m ion product = ( 1. 00 10 – 3 ) ( 1. 33 10 – 3 ) 2 = 1. 77 10 – 9 this value is smaller than ksp, so no precipitation will occur. ( d ) mgf2 is less soluble at 27 °c than at 18 °c. because added heat acts like an added reagent, when it appears on the prod... | [
"Coagulase",
"Hyaluronidase",
"Lecithinase",
"None of the above"
] | C | Ans. is. 'c' i. e. Lecithinase |
arc_easy_501 | arc_easy | <ctx>
. sea slugs are not currently listed on the endangered species list, however, it is their habitat that is vulnerable. environments such as coral reefs are under threat by things such as pollution, habitat destruction and habitat loss. further research whilst sea slugs, and particularly phestilla minor are such a ... | [
"Develop a theory about sea slugs that can be tested.",
"Go to the ocean to observe the behavior of sea slugs.",
"Obtain several sea slugs and conduct experiments with them.",
"Review the research other scientists have done on sea slugs."
] | D | |
openbookqa_2218 | openbookqa | <ctx>
top - carnivores ) the total amount of energy decreases. plants exert a “ bottom - up ” control on the energy structure of ecosystems by determining the total amount of energy that enters the system. however, predators can also influence the structure of lower trophic levels from the top - down. these influences ... | [
"a hare grows longer fur",
"a worm grows longer fur",
"a worm sings louder",
"a hare sings louder"
] | A | |
aquarat_46231 | aquarat | <ctx>
10−1 ( 0. 1 ; one tenth ) iso : deci - ( d ) legal history : 10 % was widespread as the tax raised for income or produce in the ancient and medieval period ; see tithe. mathematics – poker : the odds of being dealt only one pair in poker are about 5 to 2 against ( 2. 37 to 1 ), for a probability of 0. 42 ( 42 % )... | [
"A)314",
"B)3140",
"C)3140000",
"D)None of these"
] | C | Solution
Given, 3.14 ×106 =3.140000×1000000
= 3140000.
Answer C |
medmcqa_8409 | medmcqa | <ctx>
20. 1 current learning objectives by the end of this section, you will be able to : • define electric current, ampere, and drift velocity • describe the direction of charge flow in conventional current. • use drift velocity to calculate current and vice versa. electric current electric current is defined to be th... | [
"Patch clamp",
"Voltage Clamp",
"Iontophoresis",
"Galvanometry"
] | A | Patch clamp: measures ionic currents through a single ion channel. It has four configurations: Voltage clamp: whole cell voltage clamp measures currents across cell membranes. In using this apparatus, two electrodes are inseed into the nerve fiber. One of these electrodes is used to measure the voltage of the membrane ... |
medmcqa_1569 | medmcqa | <ctx>
diabetic nephropathy, also known as diabetic kidney disease, is the chronic loss of kidney function occurring in those with diabetes mellitus. diabetic nephropathy is the leading causes of chronic kidney disease ( ckd ) and end - stage renal disease ( esrd ) globally. the triad of protein leaking into the urine (... | [
"Reduced plasma protein",
"Sodium and water retention",
"Increased venous pressure",
"Hyperlipidemia"
] | B | Ans. b. Sodium and water retention Sodium and water retention is the pathology of edema in nephrotic syndrome. The nephrotic syndrome is characterized by proteinuria, edema, and hypoalbuminemia. Renal sodium retention and changes in variables of the Starling equation are fundamental to the pathophysiology of nephrotic ... |
arc_challenge_219 | arc_challenge | <ctx>
" markings, may be caused by a loss or inactivation of the gray allele in some of the somatic cells as that would explain why the speckles are more common on heterozygous grays than homozygotes. melanoma in gray horses the identification of the gray mutation is of great interest in of medical research since this ... | [
"parents",
"nest",
"diet",
"behavior"
] | A | |
aquarat_6348 | aquarat | <ctx>
##knowledgments too much can interfere with the tcp's congestion control mechanisms, and thus we should not allow the latency between a packet's arrival time and the time at which the acknowledgment is sent to increase too much. karlin et al. described a one - parameter family of inputs, called the basis inputs, ... | [
"A)$9.28",
"B)$11.30",
"C)$13.20",
"D)$17.80"
] | A | Pa = price of A
Pb = price of B
Ta = time for A to complete the job
Tb = time for B to complete the job
Given
Pa = 1.4 Pb
Ta+20 = Tb
Pa*Ta = Pb*Tb=650
1.4Pb * (Tb-20) = Pb*Tb
1.4 Pb Tb - Pb Tb = 1.4 Pb * 20
0.4PbTb = 28Pb
Tb = 28/0.4 = 70
Pb=650/70 ~ 9.28
A |
aquarat_19728 | aquarat | <ctx>
. in this way, the relationship between price and sales volume, often referred to as the " price response effect, " can be used to separate the underlying time - phased demand from the sales effects of price changes. since the objective of these applications of pricing science is precisely to take best advantage ... | [
"A)no change",
"B)decreases by 10.4%",
"C)increases by 10.4%",
"D)increases by 10%"
] | C | Explanation :
Reduction of price = (100 -8)% = 92% = 0.92
Increase of sale = (100+20)% = 120% = 1.20
Total effect = 0.92 X 1.20 = 110.4%, Increases by 10.4%
Answer : C |
aquarat_28275 | aquarat | <ctx>
< 2465 * 5 x = 4 98 56 y = ( 2460 + x ) * x = 2464 * 4 = 9856 00 00 algorithm terminates : answer = 12. 34 binary numeral system ( base 2 ) this section uses the formalism from the digit - by - digit calculation section above, with the slight variation that we let, with each or. we iterate all, from down to, and ... | [
"A)16.",
"B)8.",
"C)7.",
"D)2."
] | B | Given A+B = 14 => A = 14 - B --> Eq 1
B+C = 9
C+D = 3 => D = 3 - C --> Eq 2
Then Eqs 1 + 2 => A + D = 14 - B + 3 - C
=> 17 - (B+C)
=> 17 - 9 = 8.
Option B... |
aquarat_34852 | aquarat | <ctx>
be preferred ). the break - even algorithm the break - even algorithm instructs one to rent for 9 days and buy skis on the morning of day 10 if one is still up for skiing. if one has to stop skiing during the first 9 days, it costs the same as what one would pay if one had known the number of days one would go sk... | [
"A)1:4",
"B)16:9",
"C)2:3",
"D)1:2"
] | B | The cost price of a mango = 1/5 dollars.
The selling price of a mango from the first stack = 1/3 dollars --> the profit from one mango = 1/3 - 1/5 = 2/15 = 4/30 dollars.
The selling price of a mango from the second stack = 1/8 dollars --> the loss from one mango = 1/5 - 1/8 = 3/40
dollars.
The profit from one mango fro... |
arc_easy_1929 | arc_easy | <ctx>
and environmental threats. pacuare reserve's coastline and surrounding lowland tropical rainforest are home to hundreds of species of mammals, birds, amphibians, and reptiles. galapagos in the galapagos islands, ecuador, epi students work to rehabilitate the threatened giant galapagos land tortoise in partnership... | [
"short pants and T-shirts",
"short pants and long-sleeved shirts",
"long pants and T-shirts",
"long pants and long-sleeved shirts"
] | D | |
arc_easy_1517 | arc_easy | <ctx>
should i? " or " you can't make me. " this is called a " polarity response " because it motivates the subject to consider the polar opposite of the suggestion. the conscious mind recognizes negation in speech ( " don't do x " ) but according to erickson, the unconscious mind pays more attention to the " x " than ... | [
"laughing at something funny.",
"dogs doing tricks when told.",
"doing your homework at the same time each day.",
"salmon returning to their birthplace to lay their eggs."
] | D | |
aquarat_28291 | aquarat | <ctx>
2. 3 • time, velocity, and speed 45 figure 2. 11 position vs. time, velocity vs. time, and speed vs. time on a trip. note that the velocity for the return trip is negative. making connections : take - home investigation — getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)10",
"B)11.1",
"C)12.1",
"D)31.2"
] | C | speed = 72*5/18 = 20m/s
total distance covered = 110+132 = 242m
required time = 242/20 = 12.1 sec
Answer is C |
medmcqa_3930 | medmcqa | <ctx>
to occur at very high flow rates in the descending aorta, for example, in highly conditioned athletes. turbulence is also common in pathological conditions such as heart murmurs and stenotic heart valves. stenotic comes from the greek word " stenos, " meaning narrow. stenotic means narrowed, and a stenotic heart ... | [
"Calcified valve",
"Aortic regurgitation",
"Heart block",
"Mild mitral stenosis"
] | D | ANS. DConditions associated with dulling of SI (disappearance of loud SI) in patient with mitral stenosis:1. Calcified mitral valve2. Aortic regurgitation (AR)3. Mitral regurgitation (MR)Absence of presystolic accentuation in mitral stenosis:1. Atrial fibrillation2. Presence of MR3. Flabby left atrium4. Atrial septal d... |
medmcqa_2939 | medmcqa | <ctx>
a healthy diet, regular exercise, maintaining a healthy weight and not smoking. sometimes medication for diabetes, high cholesterol, or high blood pressure are also used. there is limited evidence for screening people who are at low risk and do not have symptoms. treatment involves the same measures as prevention... | [
"Increased ICT",
"Deep sea diving",
"Brain tumor",
"Head tumor"
] | A | Cushing's reflex , is a physiological nervous system response to increased intra cranial pressure.Results in cushings triad - increased BP, irregular breathing and bradycardia. Usually seen in terminal stages of head injury . It can also be seen after iv administration of epinephrine. In head injury- CPP=MAP-ICP. CPP- ... |
medmcqa_1443 | medmcqa | <ctx>
rector of leuven, afraid of entirely losing de duve, made a compromise over dinner that de duve would still be under part - time appointment with a relief from teaching and conducting examinations. the rector and bronk made an agreement which would initially last for five years. the official implementation was in... | [
"Tear",
"Saliva",
"Seminal fluid",
"Blood"
] | C | Prostaglandins were believed to be pa of the prostatic secretions, and eventually were discovered to be produced by the seminal vesicles. ... The biochemists Sune K. Bergstrom, Bengt I. Samuelsson and John R. Vane jointly received the 1982 Nobel Prize in Physiology or Medicine for their research on prostaglandins. Ref:... |
medmcqa_7401 | medmcqa | <ctx>
##ding has occurred more than once in the cockpit during their work, and most of the misreading occurred during the approach phase. the survey then concluded several things, based on the comments from the pilots : " this altimeter takes more concentration than should be necessary to read accurately. " " the small... | [
"Motor aphasia",
"Urinary retention",
"Bitemporal hemianopia",
"Grasp reflex"
] | A | * In the Syln fissure, the MCA in most patients divides into superior and inferior divisions (M2 branches). * Branches of the inferior division supply the inferior parietal and temporal coex, Branches from the superior division supply the frontal and superior parietal coex. * Hence due to damage of the blood supply of ... |
aquarat_7520 | aquarat | <ctx>
selectively, from information that is available with an ip - related organization and on - line. the first depicts the range and distribution of royalty rates in agreements. the second shows the royalty rate ranges in select technology sectors ( latter data sourced from : dan mcgavock of ipc group, chicago, usa )... | [
"A)12%",
"B)15%",
"C)45%",
"D)52%"
] | A | (12/170)/(4/50) = 15/17 = 88% it means that 12/170 represents only 88%. Therefore a decrease of 12%.
Answer A |
medmcqa_8397 | medmcqa | <ctx>
a study conducted on young males with less sleep also showed that there was increased connectivity within the somatomotor network ( smn ) during rest. insomnia is a condition where patients have difficulty falling asleep or staying asleep. there is evidence that insomnia involves distributed brain networks and ca... | [
"Amyloid Angiopathy",
"Lewy bodies",
"Neurofibrillary tangles",
"Senile plaques"
] | B | Alzheimer's disease (AD), also referred to simply as Alzheimer's, is a chronic neurodegenerative disease that usually stas slowly and gradually worsens over time.It is the cause of 60-70% of cases of dementia. Gradually, bodily functions are lost, ultimately leading to death.[Although the speed of progression can vary,... |
openbookqa_2147 | openbookqa | <ctx>
oxygenation and removal of carbon dioxide. the left atrium receives newly oxygenated blood from the lungs as well as the pulmonary vein which is passed into the strong left ventricle to be pumped through the aorta to the different organs of the body. pulmonary circulation the pulmonary circulation is the part of ... | [
"bloodstream",
"neighbor",
"ozone",
"poor"
] | A | |
aquarat_47635 | aquarat | <ctx>
country survey on news consumption, and gathered data related to online newspaper use that emphasizes the lack of use of paid online newspaper services. the countries surveyed were france, germany, denmark, spain, italy, japan, brazil, the united states, and the united kingdom. all samples within each country wer... | [
"A)A)1",
"B)B)2",
"C)C)3",
"D)D)0"
] | D | I wish I could draw a diagram to show you but by giving you number A and B, it might help a little.
A and B and C is 10 - that means A and B is at least 10. This seems trivial given the value intervals of A and B but definitely helps to think through how to minimize A and B but not C
A and B but not C = |A|-|B| - 10
So... |
arc_easy_454 | arc_easy | <ctx>
atmospheric thermodynamics is the study of heat - to - work transformations ( and their reverse ) that take place in the earth's atmosphere and manifest as weather or climate. atmospheric thermodynamics use the laws of classical thermodynamics, to describe and explain such phenomena as the properties of moist air... | [
"the Sun",
"oceans",
"the Moon",
"mountains"
] | A | |
mmlu_aux_1842 | mmlu_auxiliary | <ctx>
through observation it has been found that organisms typically respond to changes in weather and temperature by either moving to an environment in which these factors match what they are already accustomed to or staying in their current environment and consequently become acclimated to the new conditions. in a st... | [
"Why do some species become smaller?",
"How does climate change in Earth's history?",
"Climate change has many negative effects",
"Species become smaller as climate warms"
] | D | null |
openbookqa_2900 | openbookqa | <ctx>
will also feed on the raphidophyte, heterosigma akashiwo, another organism responsible for red tides. its blooms when forming red tides are likely stimulated by environmental factors, such as drops in salinity or increases in prey abundance. o. marina may also affect the environment by producing dimethyl sulfide,... | [
"shark",
"hummingbird",
"cat",
"sardine"
] | D | |
arc_easy_110 | arc_easy | <ctx>
that break down large food molecules before absorbing them through their cell membranes. many fungi are also saprobes, feeding on dead organic matter, making them important decomposers in ecological systems. animals are multicellular eukaryotes. with few exceptions, animals consume organic material, breathe oxyge... | [
"decomposers",
"predators",
"producers",
"scavengers"
] | A | |
aquarat_41860 | aquarat | <ctx>
in mathematics an even integer, that is, a number that is divisible by 2, is called evenly even or doubly even if it is a multiple of 4, and oddly even or singly even if it is not. the former names are traditional ones, derived from ancient greek mathematics ; the latter have become common in recent decades. thes... | [
"A)35",
"B)90",
"C)11",
"D)10"
] | A | Number start between 25 to 95 is 70 numbers
half of them is even..which is 35
ANSWER:A |
arc_easy_1358 | arc_easy | <ctx>
............................ poisonous plants 621 - 795......................................... plant pathology 818 - 945......................................... economic entomology 950 - 990. 5...................................... pest control and treatment of diseases. plant protection 950. 9 - 970. 4.......... | [
"Stopwatch",
"Thermometer",
"Measuring cup",
"Magnifying glass"
] | D | |
mmlu_aux_3950 | mmlu_auxiliary | <ctx>
collars, their social structure, land use patterns, food habits, reproduction, mortality patterns and their relation with other inhabitants of the ecosystem, including humans is studied. these data compilations will hopefully contribute toward minimizing poaching threats because of traditional hunting. the siberi... | [
"Because it has lost its natural instincts.",
"Because there is not a complete eco-chain.",
"Because there is no space for it.",
"Because of uncontrolled hunting and destroyed its natural living conditions."
] | D | null |
aquarat_36150 | aquarat | <ctx>
suggests that the majority of people adopt an understanding of gardner's problem that if they were consistent would lead them to the probability answer but overwhelmingly people intuitively arrive at the probability answer. ambiguity notwithstanding, this makes the problem of interest to psychological researchers... | [
"A)1/16",
"B)7/8",
"C)9/64",
"D)5/64"
] | A | P(Xavier will solve)=1/3
P(Yvonne will solve)=1/2
P(Zelda will NOT solve) = 1- 5/8 = 3/8.
Now, we need to multiply all this Ps to find an answer:
p= (1/3)*(1/2)*(3/8) = 1/16.
Ans. A. |
mmlu_aux_1804 | mmlu_auxiliary | <ctx>
and spending their own funds, the curies processed more than a ton of uranium ore to isolate a gram of radium salt. radium became highly sought 1380 31 • radioactivity and nuclear physics access for free at openstax. org after, because it was about two million times as radioactive as uranium. curie ’ s radium sal... | [
"A Brief Account of Madam Curie",
"Madam Curie and Radium",
"Madam Curie's Childhood",
"Madam Curie's Science Interest"
] | A | null |
qasc_1461 | qasc | <ctx>
9. 51 380 9 • statics and torque access for free at openstax. org load, creates much smaller forces in the back — in this case, about 5. 6 times smaller. figure 9. 28 this figure shows that large forces are exerted by the back muscles and experienced in the vertebrae when a person lifts with their back, since the... | [
"forces",
"urine",
"glucose",
"Energy."
] | C | |
arc_easy_415 | arc_easy | <ctx>
slowly enough to have the same state in closely related taxa as opposed to varying randomly. tests for phylogenetic signal exist. continuous characters morphological characters that sample a continuum may contain phylogenetic signal, but are hard to code as discrete characters. several methods have been used, one... | [
"the frequency and irregular timing of organism speciations",
"the metamorphosis of most sedimentary rock by heat and pressure",
"the geologically rapid cycling of crust material back into the mantle",
"the rarity with which organic remains are exposed to fossil-forming conditions"
] | D | |
aquarat_5400 | aquarat | <ctx>
into 3 bins of capacity 60 ( which is optimal ) : 44, 8, 8 ; 24, 24, 6, 6 ; 22, 21, 17. but if the " 17 " becomes " 16 ", then ffd with capacity 60 needs 4 bins : 44, 16 ; 24, 24, 8 ; 22, 21, 8, 6 ; 6. so multifit must increase the capacity, for example, to 62 : 44, 16 ; 24, 24, 8, 6 ; 22, 21, 8, 6. generalizatio... | [
"A)360",
"B)12",
"C)80",
"D)240"
] | B | Total # of arrangement of 4 people is 4!.
In half of the cases Susan will be seated left to Tim and in half of the cases Susan will be seated right to Tim (why should one seating arrangement have more ways to occur than another?).
So, # of arrangements to satisfy the given condition is 4!/2=12.
Answer: B. |
medmcqa_9106 | medmcqa | <ctx>
, flickr ) example 25. 11 image in a convex mirror a keratometer is a device used to measure the curvature of the cornea, particularly for fitting contact lenses. light is reflected from the cornea, which acts like a convex mirror, and the keratometer measures the magnification of the image. the smaller the magni... | [
"Pachymetry",
"Keratometer",
"CT scan",
"Aesthisiometry"
] | A | Ans. is 'a' i.e., Pachymetry o Corneal Pachymetry: It is the method to measure the corneal thicknesso The following are the other methods of measuring corneal thickness:a) Ultrasoundb) Ultrasound biomicroscopy and very high frequency ultrasoundc) Optical slit lamp pachymetryd) Specular microscopy basede) Scanning slit ... |
medmcqa_6864 | medmcqa | <ctx>
an acetylcholine receptor ( abbreviated achr ) is an integral membrane protein that responds to the binding of acetylcholine, a neurotransmitter. classification like other transmembrane receptors, acetylcholine receptors are classified according to their " pharmacology, " or according to their relative affinities... | [
"Inhibiting nicotinic receptors at myoneural junction",
"Inhibiting nicotinic receptors at autonomic ganglion",
"Producing depolarising block",
"By inhibiting re-uptake of acetyl choline"
] | A | Refer Katzung 10/e p 429 D-Tubocurarine is a skeletal muscle relaxant that acts by competitive inhibition of NM receptors at neuron muscular junction |
qasc_2083 | qasc | <ctx>
the process of combustion. in some cases of combustion, fuel remains a raw vapor as it exits the tailpipe of the vehicle. these particles of raw gasoline vapor, or hydrocarbons, go through the entirety of the combustion process without taking part in the process and manages to escape into the air we breathe. alon... | [
"polluted rain",
"disease",
"humidity",
"thunderstorms"
] | A | |
medmcqa_9885 | medmcqa | <ctx>
series ed. ), methods in molecular biology series, 158. humana press, c2001. avraham, karen b. ; hasson, tama. genes and mutations in hearing impairment, genetics and auditory disorders. keats, bronya j. b. ; popper, arthur n. ; fay, richard r. ( eds. ), springer handbook of auditory research, 14, springer, c2002... | [
"Fanconi syndrome",
"Berger's disease",
"Albright syndrome",
"Alpo's syndrome"
] | D | Clinically patients with Alpos syndrome develop hematuria, thinning and splitting of GBM's,mild proteinuria (<1-2g/24hrs) which appears late in the course followed by chronic glomerulosclerosis leading to renal failure associated with sensorineural deafness. There r four forms of alpos syndrome Type 1 classic As -x lin... |
medmcqa_7004 | medmcqa | <ctx>
selective ar agonists and that they inhibit proliferation of several prostate cancer cell lines. atraric acid also hinders extracellular matrix invasion and both compounds are able to prevent androgen - induced nuclear translocation of the ar. more potent derivatives are currently being synthesized in hope of imp... | [
"Progesterone",
"Dutasteride",
"Flutamide",
"Spironolactone"
] | A | Progesterone had mild androgenic effects except for 3rd gen progesterones which are devoid of androgenic effects Flutamide,nilutamide and bicalutamide are androgen antagonists. Finasteride and dutasteride 5 alpha reductase inhibiters Spironolatone is androgen receptor antagonist Ref: HL Sharma 3rd ed Pg 595 |
arc_easy_1759 | arc_easy | <ctx>
1. 5 • measurement uncertainty, accuracy, and precision 33 counted does not change while the counting process is underway. the result of such a counting measurement is an example of an exact number. by counting the eggs in a carton, one can determine exactly how many eggs the carton contains. the numbers of defin... | [
"stand on a chair",
"estimate the amount",
"pour out some of the liquid until it is at eye level",
"move the graduated cylinder to a lower table"
] | D | |
aquarat_46087 | aquarat | <ctx>
a time, to see the result. here are a few expressions to try : • x = 5 • 3 * x - 5 • 3 * ( x - 5 ) • x • type ( 1 ) • type ('1')
this equation and entering the known values gives 10. 28 10. 29 10. 30 10. 31 10. 32 10. 33
< 9. 99 : order = 50 if 9. 99 < = price < 19. 99 : order = 30 if price > = 19. 99 : order =... | [
"A)6",
"B)4",
"C)5",
"D)1"
] | A | (x /4)-((x-3)/6)=1=> (3x-2(x-3) )/12 = 1 => 3x-2x+6=12 => x=6.
Answer is A |
aquarat_17815 | aquarat | <ctx>
( which, if the result is negative, means it rounds up ). for example, java is one such language : in java, - 3 / 2 evaluates to - 1, whereas - 3 > > 1 evaluates to - 2. so in this case, the compiler cannot optimize division by two by replacing it by a bit shift, when the dividend could possibly be negative. bina... | [
"A)6.5",
"B)5",
"C)5.5",
"D)5.8"
] | A | if $x$ is the number, x/6 * 12 = 13
=> 2x = 13
=> x = 6.5
A |
medmcqa_1575 | medmcqa | <ctx>
the histone database is a comprehensive database of histone protein sequences including histone variants, classified by histone types and variants, maintained by national center for biotechnology information. the creation of the histone database was stimulated by the x - ray analysis of the structure of the nucle... | [
"DNA+RNA",
"DNA+Histones",
"RNA+Histones",
"DNA+RNA+Histones"
] | B | Nucleosomes : The double stranded DNA wraps twice around a histone octamer formed by H2A, H2B, H3 and H4. This super - twisted helix forms a spherical paicle of 10nm diameter ; called Nucleosome. The function of the Nucleosomes is to condense DNA ; this arrangement also stabilises the DNA. REF : DM.VASUDEVAN.TEXTBOOK; ... |
medmcqa_2359 | medmcqa | <ctx>
circulating cd4 + t cells. these cells are thought to possess an important autoimmunity property by regulating'autoreactive't cells in the periphery. ( medical immunology, p. 117 - 122 ) lymphopoiesis for b cells b cells are formed and mature in bone marrow ( and spleen ). it is a good mnemonic aide that b cells ... | [
"Associated with t(14:8)",
"Express BCL-2",
"Starry sky pattern on histology",
"Slow progressing"
] | C | Burkitt's lymphoma is associated with t(8:14). It has an increased MYC and BCL6 protein expression. Characteristic "starry sky" pattern is seen. |
aquarat_10547 | aquarat | <ctx>
. now, it turns out that one can quite easily invent proper probability distributions for x, the smaller of the two amounts of money, such that this bad conclusion is still true. one example is analyzed in more detail, in a moment. as mentioned before, it cannot be true that whatever a, given a = a, b is equally ... | [
"A)$44",
"B)$48",
"C)$52",
"D)$56"
] | B | P = (2/6)*P+32
(4/6)*P=32
P=48
The answer is B. |
aquarat_35195 | aquarat | <ctx>
the answer should also have three significant figures. the answer 30. 0 km / hr does indeed have three significant figures, so this is appropriate. note that the significant figures in the conversion factor are not relevant because an hour is defined to be 60 minutes, so the precision of the conversion factor is ... | [
"A)70 km/hr",
"B)75 km/hr",
"C)84 km/hr",
"D)87.5 km/hr"
] | D | Let the speed of two trains be 7x and 8x km/hr.
Then, 8x = [ 400/4] = 100
x = [100/8] = 12.5
Speed of first train = (7 x 12.5) km/hr = 87.5 km/hr.
Answer is D |
aquarat_31711 | aquarat | <ctx>
ethanol, c2h5oh ( d ) 25 g of i2 in 125 g of ethanol, c2h5oh 33. calculate the mole fraction of each solute and solvent : ( a ) 0. 710 kg of sodium carbonate ( washing soda ), na2co3, in 10. 0 kg of water — a saturated solution at 0 °c ( b ) 125 g of nh4no3 in 275 g of water — a mixture used to make an instant ic... | [
"A)19:2",
"B)18:3",
"C)29:11",
"D)29:5"
] | C | Quantity of alcohol in vessel P = 62.5/100 * 6 = 15/4 litres
Quantity of alcohol in vessel Q = 87.5/100 * 4 = 7/2 litres
Quantity of alcohol in the mixture formed = 15/4 + 7/2 = 29/4 = 7.25 litres
As 10 litres of mixture is formed, ratio of alcohol and water in the mixture formed = 7.25 : 2.75 = 29 : 11.
Answer:C |
mmlu_aux_2063 | mmlu_auxiliary | <ctx>
the moon's last quarter. the larvae spend a few weeks at sea and then return to land. tracking migration scientists gather observations of animal migration by tracking their movements. animals were traditionally tracked with identification tags such as bird rings for later recovery. however, no information was ob... | [
"are the tallest birds in the world",
"aren't birds at all",
"are increasing in the past 15 years",
"have no team spirit"
] | C | null |
qasc_1330 | qasc | <ctx>
in size from the tiniest one - celled bacteria, algae, fungi, and protozoa, to the more complex nematodes and micro - arthropods, to the visible earthworms, insects, small vertebrates, and plants. as these organisms eat, grow, and move through the soil, they make it possible to have clean water, clean air, health... | [
"leaves",
"plants",
"animals",
"kibble"
] | B | |
arc_challenge_561 | arc_challenge | <ctx>
inspired in the work of adam smith, milne - edwards wrote that the " body of all living beings, whether animal or plant, resembles a factory... where the organs, comparable to workers, work incessantly to produce the phenomena that constitute the life of the individual. " in more differentiated organisms, the fun... | [
"a conveyor belt that transports materials",
"a storage bin that holds the pieces needed to assemble a car",
"the computer room that controls the assembly process",
"the generator that provides energy for the factory"
] | D | |
aquarat_37691 | aquarat | <ctx>
##o digits are significant, and it is only zeros that require some thought. we will use the terms “ leading, ” “ trailing, ” and “ captive ” for the zeros and will consider how to deal with them. starting with the first nonzero digit on the left, count this digit and all remaining digits to the right. this is the... | [
"A)981",
"B)2000",
"C)1011",
"D)1101"
] | B | The number of codes possible if leading zero is allowed = 10*10*10*10=10^4
The number of codes possible if leading zero is NOT allowed = 8*10*10*10=9*10^3
The difference = 10^4 - 8*10^3 = 10^3(10-8) = 2*10^3.
Answer: B.
Similar questions to practice:
Hope it helps. |
medmcqa_9040 | medmcqa | <ctx>
when the diagnosis is unclear or before starting a potentially hepatotoxic medical therapy. the easl suggests using fibrosis tests such as elastography, acoustic radiation force impulse imaging, and serum biomarkers to reduce the number of biopsies. in follow up, nice guidelines recommend that healthcare provider... | [
"Vaccine",
"Interferon",
"Gamma-globulin",
"Coicosteroids"
] | B | Treatment of Hepatitis C : Sustained virologic response are achieved in only 8-35%of patients given recombinant interferon monotherapy. However significantly higher sustained virologic responses are attained(30-40%)by combining interferon with Ribavarin at 15mg/kg/day Long acting pegylated interferons have been subsequ... |
aquarat_38978 | aquarat | <ctx>
10. 34 400 10 • rotational motion and angular momentum access for free at openstax. org we can find the linear velocity of the train,, through its relationship to : discussion the distance traveled is fairly large and the final velocity is fairly slow ( just under 32 km / h ). there is translational motion even f... | [
"A)450 m",
"B)500 m",
"C)550 m",
"D)600 m"
] | D | Speed=(180 * 5/18) m/sec
= (50/3) m/sec Length of the train
= (Speed x Time)
= (50/3 * 36) m = 600 m.
Answer:D |
medmcqa_1807 | medmcqa | <ctx>
diabetic nephropathy, also known as diabetic kidney disease, is the chronic loss of kidney function occurring in those with diabetes mellitus. diabetic nephropathy is the leading causes of chronic kidney disease ( ckd ) and end - stage renal disease ( esrd ) globally. the triad of protein leaking into the urine (... | [
"Minimal change disease",
"Rapidly progressive glomerulonephritis",
"Focal and segmental glomerulosclerosis",
"Rapidly non progressive glomerulonephritis"
] | B | The most common histological picture of Rapidly progressive glomerulonephritis is the presence of crescents in most of glomeruli. Crescents are formed by proliferation of parietal cells and by migration of monocytes and macrophages in the Bowman's space. The prognosis can be roughly related to the number of crescents. ... |
medmcqa_2664 | medmcqa | <ctx>
gallbladder ( known as courvoisier's sign ) may also raise suspicion, and can help differentiate pancreatic cancer from gallstones. medical imaging techniques, such as computed tomography ( ct scan ) and endoscopic ultrasound ( eus ) are used both to confirm the diagnosis and to help decide whether the tumor can ... | [
"Squamous metaplasia",
"Columnar metaplasia",
"Anaplasia",
"Connective tissue metaplasia"
] | B | . |
openbookqa_2162 | openbookqa | <ctx>
theoretical production ecology tries to quantitatively study the growth of crops. the plant is treated as a kind of biological factory, which processes light, carbon dioxide, water, and nutrients into harvestable parts. main parameters kept into consideration are temperature, sunlight, standing crop biomass, plan... | [
"flour",
"stone",
"CO2",
"lava"
] | C | |
aquarat_43075 | aquarat | <ctx>
faults, and 320 + sec to address sequential page faults. therefore, we cannot afford to page something out unless the system is going to be idle for a long time. but the real question is : does paging make sense anymore as a mechanism for the incremental loading of processes? the answer is yes, but by reading the... | [
"A)7:48",
"B)8:18",
"C)8:48",
"D)9:18"
] | B | Since Tom reads an average of 1 page every 2 minutes, Tom will read 24 pages in the first 48 minutes. Jan can catch Tom at a rate of 8 pages per hour, so it will take 3 hours to catch Tom.
The answer is B. |
aquarat_13740 | aquarat | <ctx>
< 9. 99 : order = 50 if 9. 99 < = price < 19. 99 : order = 30 if price > = 19. 99 : order = 10 a. if price < 9. 99 : order = 50 else : order = 30 order = 10 b. if price < 9. 99 : order = 50 elif price < 19. 99 : order = 30 elif price = = 19. 99 : order = 10 c. if price < 9. 99 : order = 50
price and purchased fo... | [
"A)j/83",
"B)7j/500",
"C)140j",
"D)j/100+40"
] | A | lets take j=1000, as decided by you..
now 20% increase makes it 1200..
this is the price for 100 jackets, so selling price for each jacket=1200/100=$12..
=j/83
so ans is correct as A.. |
openbookqa_1324 | openbookqa | <ctx>
##s also cannot be banded on their legs because they urinate onto their legs, causing corrosion of the bands into a powdery oxide that sticks to the vulture's leg and injures the bird. dippers are also dangerously handicapped by ringing because the rings induce drag that makes it extremely difficult for them to c... | [
"find the mother of its future children",
"attract a plane to rescue them",
"find a good source of food",
"become famous in movies"
] | A |
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