id string | dataset string | question string | options list | answer string | explanation string |
|---|---|---|---|---|---|
qasc_2784 | qasc | <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... | [
"bacteria",
"seeds",
"fever",
"viruses"
] | D | |
mmlu_aux_3806 | mmlu_auxiliary | <ctx>
providing power to connected devices. the half - reactions are : issues platinum - based catalysts are expensive, so practical exploitation of ethanol as fuel for a pem fuel cell requires a new catalyst. new nanostructured electrocatalysts ( hypermec by acta spa for example ) have been developed, which are based ... | [
"The future of alternative energy",
"How the fuel cells works",
"People's search for alternative energy",
"The damage done by the blackout last summer."
] | C | null |
arc_easy_1123 | arc_easy | <ctx>
sediment transport is the movement of solid particles ( sediment ), typically due to a combination of gravity acting on the sediment, and the movement of the fluid in which the sediment is entrained. sediment transport occurs in natural systems where the particles are clastic rocks ( sand, gravel, boulders, etc. ... | [
"a delta",
"a glacier",
"a sand dune",
"a mountain peak"
] | C | |
medmcqa_1868 | medmcqa | <ctx>
. the result is that the perception of the gray on the white is darker than the gray on the black. the traditional way of explaining this is through lateral inhibition. a cell with a receptive field in the gray square surrounded by the white receives more of the lateral inhibition and thus it does not fire as oft... | [
"Optic neuritis",
"Compression of optic nerve",
"Leber's hereditary optic neuritis",
"Glaucoma"
] | D | Optic atrophy, pallor of the optic nerve head, is a sign found in patients with visual loss due to pathology of the optic nerve or retinal ganglion cells. ... It refers topallor of the optic disc which results from irreversible damage to the retinal ganglion cells and axons. It is commonly seen in Optic neuritis Compre... |
medmcqa_9264 | medmcqa | <ctx>
visual perception is the ability to interpret the surrounding environment through photopic vision ( daytime vision ), color vision, scotopic vision ( night vision ), and mesopic vision ( twilight vision ), using light in the visible spectrum reflected by objects in the environment. this is different from visual a... | [
"CNS",
"PNA",
"ANS",
"None"
] | A | Retina is a pa of CNS and develops from Neuroectoderm. |
aquarat_41664 | aquarat | <ctx>
. consider points and a. find the area of parallelogram with adjacent sides and b. find the area of triangle c. find the distance from point to line 212. consider points and a. find the area of parallelogram with adjacent sides and b. find the area of triangle c. find the distance from point to line in the follow... | [
"A)30",
"B)45",
"C)53.13",
"D)90"
] | C | area of a parallelogram = b*h
b*h=20
h=20/5=4
sin theta =opp/hyp= 4/5
theta = sin inv of 4/5=53.13 deg
C |
qasc_4707 | qasc | <ctx>
the point where the laser beam enters the eye. most of the light is absorbed by melanin pigments in the pigment epithelium just behind the photoreceptors, and causes burns in the retina. ultraviolet light with wavelengths shorter than 400 nm tends to be absorbed by lens and 300 nm in the cornea, where it can prod... | [
"energy transport",
"pupil",
"iris",
"skin"
] | B | |
medmcqa_9828 | medmcqa | <ctx>
d. et al. 1994. molecular biology of bacteriophage t4. asm press, washington, dc. oclc 30028892, twort, a. 1993. in focus, out of step : a biography of frederick william twort f. r. s. 1877 - 1950. sutton publishing, thrupp, stroud ; phoenix mill, gloucestershire, uk. oclc 28025779, klaus, s., w. kruger, and j. m... | [
"it is bacterium",
"Uit imparts toxigenicity to bacteria",
"It helps in transformation",
"It transfer only chromosomal gene"
] | B | Bacteriophage is a type of virus that soecifically infects bacteria and fungi. |
mmlu_aux_3917 | mmlu_auxiliary | <ctx>
size, but with different masses, what do you think he should have observed? would this result be different if done on the moon? 5. 26 5. 27
surface looked like : lovell continued to describe the terrain they were passing over. one of the crew's major tasks was reconnaissance of planned future landing sites on th... | [
"We can learn much from research on the moon.",
"There may be human beings on the moon.",
"If there were a man on the moon,there would be many similarities between the man on the moon and on the Earth.",
"A telescope on the moon would help scientists have a clearer,closer sight of the stars."
] | A | null |
openbookqa_816 | openbookqa | <ctx>
has bad eyesight, or one side of the paper is slightly longer than the other. at any rate, the uncertainty in a measurement must be based on a careful consideration of all the factors that might contribute and their possible effects.
ml mark and estimate this digit to be 7. note that it would be pointless to att... | [
"microscope",
"telescope",
"magnifier",
"binoculars"
] | C | |
medmcqa_597 | medmcqa | <ctx>
boundary ). the spt is important for perceiving and reproducing sounds. this is evident because its ability to acquire new vocabulary, be disrupted by lesions and auditory feedback on speech production, articulatory decline in late - onset deafness and the non - phonological residue of wernicke's aphasia ; defici... | [
"Almost total deafness",
"Hearing defect for higher frequency sounds",
"Deficiency in interpretation of sounds",
"Inability for the orientation of sounds"
] | C | (C) Deficiency in interpretation of sounds # Lesion of auditory cortex leads to loss of recognition of total patterns with loss of analysis of properties of sound and sound localisation.> Thus lesion of auditory cortex leads to defect in interpretation of sounds. |
aquarat_32416 | aquarat | <ctx>
equal to the present value of $ 1, because holding a portfolio consisting of each arrow security will result in certain payoff of $ 1. consider a raffle where a single ticket wins a prize of all entry fees : if the prize is $ 1, the entry fee will be 1 / number of tickets. for simplicity, we will consider the int... | [
"A)$2,750",
"B)$5,500",
"C)$11,000",
"D)$22,000"
] | A | SI for 1st year = 550/2=275
275+275+SI on (275)=605==> SI on 275=55==>
SI on 275 = 275*R*1/100=55
R=20%
Now using SI for 2 years on T/2 of the money
(T/2)*20*2/100=550
T=550*5= 2750
ANSWER:A |
mmlu_aux_2463 | mmlu_auxiliary | <ctx>
, evolutionary biology, community ecology, and oceanography. individual taxa within the microbiome may help hosts withstand a wide range of environmental conditions, including those predicted under scenarios of climate change. next, we explore two different avenues of how interdisciplinary collaborations could ad... | [
"Because he likes eating the waste given off by the shark",
"Because he can help the shark to get food",
"Because he needs the help of the shark to lead his way.",
"Because he can get food and protection"
] | D | null |
medmcqa_867 | medmcqa | <ctx>
##icient hydroxyapatite calcium - deficient ( non - stochiometric ) hydroxyapatite, ( where x is between 0 and 1 ) has a ca / p ratio between 1. 67 and 1. 5. the ca / p ratio is often used in the discussion of calcium phosphate phases. stoichiometric apatite has a ca / p ratio of 10 : 6 normally expressed as 1. 6... | [
"Increase in serum calcium",
"Increase in 24 hour urinary calcium excretion",
"Decrease in serum calcitonin",
"Subperiosteal resorption of phalanges"
] | C | Answer is C (Decrease in serum calcitonin) : Serum calcitonin is no marker fir hyperparathyroidism. It antagonizes the actions of parathyroid hormone and may be used as a modality of treatment of hypercalcemia secondary to hyperparathyroidism. Markers of hyperparathyroidism (|ed PTH): 1. Increased serum calcium: Stimul... |
medmcqa_1338 | medmcqa | <ctx>
to interaction of shear layer vortices with the trailing corner of a two - dimensional open cavity, physics of fluids 20 ( 4 ) ( 2008 ). b. gopalan, e. malkiel, j. katz, experimental investigation of turbulent diffusion of slightly buoyant droplets in locally isotropic turbulence, physics of fluids 20 ( 9 ) ( 200... | [
"Small-cell carcinoma",
"Squamous-cell carcinoma",
". Large-cell carcinoma",
"Adenocarcinoma"
] | D | Adenocarcinomas are the most common primary lung cancer to develop within an area of peripheral scar. Scar tissue formation may be secondary to previous granulomatous disease (tuberculosis), infarction, or interstitial diseases of the lung associated with fibrosis (e.g., progressive systemic sclerosis). The pathogenesi... |
medmcqa_2233 | medmcqa | <ctx>
dizziness headaches cold hands and feet pale skin dark urine jaundice chest pain pain in the back or legs vomiting or diarrhea heart problems such as an irregular heartbeat ( arrhythmia ), a heart murmur, an enlarged heart, or heart failure. these may occur because the heart has to work harder to make sure the bo... | [
"Acute appendicitis",
"Acute cholecystitis",
"Acute diverticulitis",
"Acute pancreatitis"
] | D | Ans. is 'd' ie Acute Pancreatitis * The signs and symptoms exhibited by the pt. correlate with that of acute pancreatitis, most characterstic of which is - Radiation of pain to back and party in previous night (ie. h/o alcohol)Other imp. diagnostic clue (not given in question) is- Relief from pain on sitting in upright... |
mmlu_aux_4405 | mmlu_auxiliary | <ctx>
design meant the spacecraft could be launched by a single saturn v rocket that was then under development. technologies and techniques required for apollo were developed by project gemini. the apollo project was enabled by nasa's adoption of new advances in semiconductor electronic technology, including metal β o... | [
"they were excited about the discovery",
"they reported to NASA",
"they were heading back to the lunar ground",
"they thought they might be of little importance"
] | B | null |
aquarat_31518 | aquarat | <ctx>
solar power in louisiana is ranked 34th for installed solar pv capacity as of 2017 by the solar energy industry association. the state's " solar friendliness " according to solar power rocks has fallen to 50th place for 2018 as the state credit program ends and full 1 : 1 retail net metering is being phased out. ... | [
"A)60",
"B)90",
"C)120",
"D)150"
] | C | Let x be the number of timeshare condos available at Playa del Mar.
Then number of timeshare condos available at Sunset Beach = 3/5x
We know, x + 2/5 x = 280
Hence, x = 200. So, number of timeshare condos available at Playa del Mar = 200
the difference between the number of condos available at Sunset Beach and the numb... |
aquarat_12016 | aquarat | <ctx>
their book out of the labyrinth : setting mathematics free, make a case for this format describing the non - profit cambridge / boston math circle they founded in 1994 at the harvard university. the book describes the classroom, organizational and practical issues the kaplans faced in founding their math circle. ... | [
"A)(5!)^2",
"B)(6!)^2",
"C)5!4!",
"D)11!"
] | C | first fix one boy and place other 4 in alt seats so total ways is 4!
now place each girl between a pair of boys... total ways of seating arrangement of girls 5!
total is 5!*4!
ANS C |
arc_easy_171 | arc_easy | <ctx>
are being made to improve processes for government run labs, but there is no unifying regulatory authority for all labs. biosafety is related to several fields : in ecology ( referring to imported life forms from beyond ecoregion borders ), in agriculture ( reducing the risk of alien viral or transgenic genes, ge... | [
"turn off any electrical equipment",
"dispose of waste materials",
"wash hands and tabletops thoroughly",
"return materials to their proper place"
] | C | |
medmcqa_791 | 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... | [
"Dynamic MRI",
"Rigid esophagoscopy",
"Barium contrast swallow",
"Water soluble low molecular weight contrast swallow"
] | D | Gastrografin (water soluble) is preferred to prevent extravasation of barium into the mediastinum or pleura. If no leak is seen, a barium study should follow |
openbookqa_2757 | openbookqa | <ctx>
create steam. operating voltages are typically between 240 and 600 volts, single or three - phase ac. composite heating elements tubular ( sheathed ) elements normally comprise a fine coil of nichrome ( nicr ) resistance heating alloy wire, that is located in a metallic tube ( of copper or stainless steel alloys ... | [
"is combusting",
"is too hot",
"desires warmth",
"is on fire"
] | C | |
medmcqa_1133 | medmcqa | <ctx>
william s. merrell company of cincinnati, submitted a new drug application for kevadon ( thalidomide ), a sedative that had been marketed in europe since 1956. the fda medical officer in charge of reviewing the compound, frances kelsey, believed that the data supporting the safety of thalidomide was incomplete. t... | [
"Porphyria",
"Moribund patients",
"Increased intracranial pressure",
"Meningitis"
] | A | (Porphyria): (381 -- KDT 7th edition; 536- Goodman 12th7or variegate)Thiopentone can precipitate acut intermittent or variegate porphyria in susceptible individuals therefore contraindicated. The abnormal synthesis of protoporphyrin (important in hemoglobin production) results in excess porphobilinogen. Barbiturates in... |
openbookqa_876 | openbookqa | <ctx>
orchards and vineyards, to detect foliage growth and the need for pruning or other maintenance, detect variations in fruit production, or count plants. lidar is useful in gnss - denied situations, such as nut and fruit orchards, where foliage causes interference for agriculture equipment that would otherwise util... | [
"the slopes of the Rocky Mountains",
"underwater ocean forests and coral",
"trees packed close together",
"The great northwestern plains"
] | C | |
medmcqa_3806 | medmcqa | <ctx>
##trigo is diagnosed by a medical professional after performing a detailed physical examination and taking an overnight culture of the affected areas. a second sample is tested with a rapid antigen detection test for group a streptococcus. upon physical examination, streptococcal intertrigo commonly presents with... | [
"Erythromycin",
"Benzene hexachloride",
"Piperazine",
"Thiabendazole"
] | B | (B) Benzene hexachloride |
qasc_5450 | qasc | <ctx>
insect ecology is the scientific study of how insects, individually or as a community, interact with the surrounding environment or ecosystem. insects play significant roles in the ecology of the world due to their vast diversity of form, function and lifestyle ; their considerable biomass ; and their interaction... | [
"They are eaten",
"Damages them",
"decrease stamina",
"They may not survive."
] | A | |
medmcqa_9463 | medmcqa | <ctx>
20. 2 β’ alcohols and ethers 997 chemistry in everyday life carbohydrates and diabetes carbohydrates are large biomolecules made up of carbon, hydrogen, and oxygen. the dietary forms of carbohydrates are foods rich in these types of molecules, like pastas, bread, and candy. the name β carbohydrate β comes from the... | [
"It usually exists in the furanose form",
"It is a ketose",
"It possesses an anomeric C-2 carbon atom",
"It forms part of the disaccharide sucrose"
] | D | Two monosaccharide units are linked by a glycosidicΒ bond or yield 2 monosaccharide units on hydrolysis.Β Depending on their reducing property, they are dividedΒ into:
Nonreducing disaccharides: The functional groups areΒ involved in the glycosidic bond formation, hence freeΒ functional groups are not available
Reducing di... |
aquarat_35234 | aquarat | <ctx>
probability of east getting all three of the missing cards is 1 / 2 Γ 12 / 25 Γ 11 / 24 which is exactly 0. 11, which is the value that we see in the fourth row of the table ( 3 - 0 : 0. 22 : 2 : 0. 11 ). now, let's calculate the individual probability of a 2 β 2 split when missing four cards ( the following row ... | [
"A)28%",
"B)30%",
"C)32.5%",
"D)36%"
] | C | Let the initial value of baseball card = 100
After first year , value of baseball card = (1- 25/100)* 100 = 75
After second year , value of baseball card =(1 - 10/100)* 75 = 67.5
total percent decrease of the card's value over the two years = (100-67.5)/100 *100%
=31.5%
Answer C |
aquarat_38567 | aquarat | <ctx>
. the solution ph is due to the acid ionization of hcl. because this is a strong acid, the ionization is complete and the hydronium ion molarity is 0. 100 m. the ph of the solution is then ( b ) titrant volume = 12. 50 ml. since the acid sample and the base titrant are both monoprotic and equally concentrated, th... | [
"A)1/5",
"B)1/4",
"C)1/2",
"D)3/4"
] | C | Let X = Part of acid solution replaced, then 1-X will be the parts not replaced.
(1-X)*0.5 + 0.3*x = 0.4
0.5 - 0.5X +0.3X = 0.4
-0.2X = -0.1
X=1/2
So the answer is C |
qasc_6831 | qasc | <ctx>
bats have a high thermal conductivity. the wings are filled with blood vessels, and lose body heat when extended. at rest, they may wrap their wings around themselves to trap a layer of warm air. smaller bats generally have a higher metabolic rate than larger bats, and so need to consume more food in order to mai... | [
"feathers",
"muscles",
"Blankets",
"Animal fur"
] | A | |
aquarat_1499 | aquarat | <ctx>
this list contains selected positive numbers in increasing order, including counts of things, dimensionless quantities and probabilities. each number is given a name in the short scale, which is used in english - speaking countries, as well as a name in the long scale, which is used in some of the countries that ... | [
"A)9*10^2",
"B)9*10^3",
"C)10^4",
"D)45*10^3"
] | D | We are looking at numbers between 10000 and 99999 both inclusive.
There are 90000 numbers.
Now for
10000 : sum of digits is odd;
10001 :sum of digits is even;
10002 : sum of digits is odd ; so on and so forth. So every alternate number is such that the sum of digit is odd.
(Exception for the above statement :
When it i... |
openbookqa_2174 | openbookqa | <ctx>
night light exposure and many other factors. water quality has been and remains a key concern and a consistent objective among residents of paudash lake. roads and services as of 2008, all properties on paudash lake are serviced by hydro one, either by land line or marine cable. all properties are also serviced b... | [
"happy dogs",
"freezing temperatures",
"meowing cats",
"hot lava"
] | B | |
mmlu_aux_3035 | mmlu_auxiliary | <ctx>
rubber elasticity refers to a property of crosslinked rubber : it can be stretched by up to a factor of 10 from its original length and, when released, returns very nearly to its original length. this can be repeated many times with no apparent degradation to the rubber. rubber is a member of a larger class of ma... | [
"It can be made as easily as common rubber.",
"It is environmentally-friendly.",
"It can repair itself at room temperature.",
"It is made of smaller molecules."
] | D | null |
qasc_2907 | qasc | <ctx>
plant perception is the ability of plants to sense and respond to the environment by adjusting their morphology and physiology. botanical research has revealed that plants are capable of reacting to a broad range of stimuli, including chemicals, gravity, light, moisture, infections, temperature, oxygen and carbon... | [
"nektar",
"hormones",
"chemicals",
"necklaces"
] | A | |
aquarat_42949 | aquarat | <ctx>
, brian lara's 9 in 232 innings ( 3. 9 % ), and wally hammond's 7 in 140 innings ( 5 % ) ; the next - highest rate of scoring test double centuries was achieved by vinod kambli, whose 21 innings included 2 double centuries ( 9. 5 % ). world sport context wisden hailed bradman as " the greatest phenomenon in the h... | [
"A)38 runs",
"B)37 runs",
"C)39 runs",
"D)40 runs"
] | A | Let average for 10 innings be x. Then,
(10x + 108)/11 = x + 7
= 11x + 77 = 10x + 108
= x = 31.
New average = (x + 7) = 38 runs.
Answer:A |
openbookqa_478 | openbookqa | <ctx>
insects to primates, are starting to incorporate network analysis into their research. researchers interested in social insects ( e. g., ants and bees ) have used network analyses better to understand the division of labor, task allocation, and foraging optimization within colonies. other researchers are interest... | [
"great location",
"lovely view",
"edible items",
"good parking"
] | C | |
mmlu_aux_7092 | mmlu_auxiliary | <ctx>
building insulation materials are the building materials that form the thermal envelope of a building or otherwise reduce heat transfer. insulation may be categorized by its composition ( natural or synthetic materials ), form ( batts, blankets, loose - fill, spray foam, and panels ), structural contribution ( in... | [
"bits of nickel",
"a wooden beam",
"a plastic shelf",
"a rubber mat"
] | A | null |
aquarat_31138 | aquarat | <ctx>
nozzle. conversely, when a river empties into one end of a reservoir, the water slows considerably, perhaps picking up speed again when it leaves the other end of the reservoir. in other words, speed increases when cross - sectional area decreases, and speed decreases when cross - sectional area increases. figure... | [
"A) 50% less time",
"B) 50% more time",
"C) 75% less time",
"D) 75% more time"
] | A | (VC)Volume of the cylinderical vessal is directly proportional to R^2.
So if radius is 50% less volume will be 1/4th of the original volume.(VC/4)
Now if with velocity V tank can be filled in T1 time of volume VC
So now Velocity is 50% less i..e V/2
So time taken to fill the capacity VC/4 by V/2 velocity is T2.
VT1 = V... |
aquarat_49937 | aquarat | <ctx>
##os, presented at the 5th national and the 5th international chemical engineering congress, isfahan - iran, april 24 β 27, 2001. 61. shojai gh. and kharrat, r. : experimental & mathematical modeling of supercritical co2 of mint essence oil based on solubility concept, presented at the 5th national and the 5th in... | [
"A)Rs.49.17",
"B)Rs.51.03",
"C)Rs.58.66",
"D)Rs.55.33"
] | C | 55*10 = 550
66*5 = 330
880/15 = 58.66
ANSWER:C |
medmcqa_6550 | medmcqa | <ctx>
is not readily apparent under normal optics. defects and disease there is evidence to believe that certain defects of any components of the elastic matrix may impair and alter the structural appearance of elastic and collagen fibers. cutis laxa and williams syndrome have elastic matrix defects that have been dire... | [
"Deficiency of glucose-6-phosphatase",
"Absence of muscle phosphorylase",
"Deficiency of liver phosphorylase",
"Deficiency of liver phosphorylase kinase"
] | A | McArdle disease (also known as glycogen storage disease type V) is a disorder affecting muscle metabolism. The condition is caused by the lack of an enzyme called muscle phosphorylase. This results in an inability to break down glycogen 'fuel' stores. McArdle disease leads to pain and fatigue with strenuous exercise. R... |
pubmedqa_153 | pubmedqa | <ctx>
. breitinger ( 1937 ) measured the distance between certain anatomical prominence in a sample of 2400 german males of whom 1400 were participants in an athletic meet in munich in 1923. 1000 members of the sample were students in 1925 β 26. the average age of the group was about 26 years. telkka ( 1950 ) studied 1... | [
"yes",
"no",
"maybe"
] | A | |
medmcqa_9593 | medmcqa | <ctx>
resolve spatial derivatives of elevation, and to detect elevation changes between repeat surveys have enabled many novel studies of the physical and chemical processes that shape landscapes. in 2005 the tour ronde in the mont blanc massif became the first high alpine mountain on which lidar was employed to monito... | [
"Low PaO2",
"High PaO2",
"Normal PaO2",
"High PaCO2, Low PaO2"
] | A | Ans. A: Low PaO2With increasing altitude, barometric pressure decreases, so the total pressure of the air decreases and pH2O and pCO2 remains constant So p02 and pN2 decreases progressively with heightHigh-altitude illnessUsually occurs at altitudes of over 1,500 m (4,921 ft)Caused primarily by hypoxia but is compounde... |
aquarat_36779 | aquarat | <ctx>
come β that a website's popularity could be greatly increased by enabling viewers to chat with a performer while online. within her members section, amanda made it a point to chat with her viewers for over three hours a day. since the early days of live webcasts by ringley and amanda, the phenomenon of camming ha... | [
"A)15",
"B)24",
"C)25",
"D)26"
] | C | Soln:-
10% of 270 = 27.
5% of 270 = 13.5.
so,
15 % of 270 = 40.5
total salary required 1000
earning from single sale 40.5
# of sale = 1000/40.5 = 24.62
Approx 25 sale
ANSWER:C |
aquarat_32970 | aquarat | <ctx>
absolute deviation from the mean completion time. naval research logistics, 47, pp. 657 β 668. g. mosheiov. ( 2001 ). scheduling problems with learning effect. european journal of operational research, 132, pp. 687 β 693. g. mosheiov. ( 2002 ). the complexity of job - shop scheduling with deteriorating jobs. disc... | [
"A)40",
"B)80",
"C)70",
"D)60"
] | B | 200 men do the rest of the work in 100-20 = 80days
100 men can do the rest of the work in 80*200/100 = 160days
Required number of days = 160-80 = 80 days
Answer is B |
aquarat_14904 | aquarat | <ctx>
pays $ 100, or a'bad'job that pays $ 44, with equal probability ( 50 / 50 ). once they accept a job, they will remain in that job for the rest of the ten years. for simplicity, it is assumed that they care only about their monetary earnings, and that they value earnings at different times equally, i. e., the disc... | [
"A)$200",
"B)$375",
"C)$400",
"D)$425"
] | B | let No of hours ian worked = h
and wage per hour = w
therefore w*h = 400
if he decides to work 25% fewer hours = 0.75 * h
and 25% more age is paid = 1.25 * w
therefore 1.25*w*0.75*h = 1.25*0.75*400 = 375
ANSWER:B |
arc_easy_1341 | arc_easy | <ctx>
. stem cells, on the other hand, have the ability to divide for indefinite periods and to give rise to specialized cells. they are best described in the context of normal human development. development begins when a sperm fertilizes an egg and creates a single cell that has the potential to form an entire organis... | [
"location of the cell in the body",
"function of the cell in the body",
"different patterns of gene expression",
"different combinations of genes in the nucleus"
] | C | |
qasc_1702 | qasc | <ctx>
colour, number of parts and specific structure are different for each individual species. the neural anatomy of fossilized remains may also be compared using advanced imaging techniques. atavisms once thought of as a refutation to evolutionary theory, atavisms are " now seen as potent evidence of how much genetic... | [
"squids",
"Bats",
"tomatoes",
"sharks"
] | D | |
aquarat_12742 | aquarat | <ctx>
removed and columns 3, 5, and 6 are to be removed : { | class = " wikitable "!!! 2!! 3!! 5!! 6!! 7 | -! d | 0 | | 1 | | 1 | | 1 | | 0 | -! e | 1 | | 1 | | 0 | | 1 | | 1 | -! f | 1 | | 0 | | 0 | | 0 | | 1 | } row f remains and columns 2 and 7 remain : { | class = " wikitable "!!! 2!! 7 | -! f | 1 | | 1 | } step 1 ... | [
"A)384",
"B)396",
"C)576",
"D)624"
] | D | Total # of arrangements of 6 people in a row is 6!;
Now, let's find # of arrangements where C and D as well as A and B ARE seated next to each other. Consider them as a single unit: {AB}, {CD}, E, F. Now, these 4 units can be arranged in 4!, but we should multiply this number by 2*2 as A and B, as well as C and D withi... |
mmlu_aux_4841 | mmlu_auxiliary | <ctx>
. to develop space science and explore outer space. the independent satellite navigation and positioning system mentioned by the white paper was beidou ( ). the development of beidou dates back to 1983 when academician of the chinese academy of sciences chen fangyun designed a primitive satellite navigation syste... | [
"There is no difference between China's spaceship and other countries.",
"Yang Liwei knew he would be China's first spaceman long before.",
"From the news, Yang Liwei was too excited to fall asleep.",
"Yang was proud of the flight."
] | D | null |
mmlu_aux_4505 | mmlu_auxiliary | <ctx>
matter ( dm ) is not the explanation for the galactic center gev excess ( gce ) in the center of the milky way galaxy after all, stating : " there is no significant excess in the [ gce ] that may be attributed to dm annihilation ". 5 august the british antarctic survey reports that emperor penguin colonies in ant... | [
"Ocean exploration.",
"A scientific plan.",
"A scientific discovery.",
"An interesting experiment."
] | C | null |
medmcqa_5621 | medmcqa | <ctx>
the point where the laser beam enters the eye. most of the light is absorbed by melanin pigments in the pigment epithelium just behind the photoreceptors, and causes burns in the retina. ultraviolet light with wavelengths shorter than 400 nm tends to be absorbed by lens and 300 nm in the cornea, where it can prod... | [
"Meningioma",
"Craniopharyngioma",
"Pituitary gland enlargement",
"All the above"
] | A | Junctional scotoma is due to lesion at junction of Optic nerve and chiasma. Which is m/cΒ due to meningioma. |
aquarat_29051 | aquarat | <ctx>
answer can be computed using bayes'theorem. the event is that the student observed is a girl, and the event is that the student observed is wearing trousers. to compute the posterior probability, we first need to know :, or the probability that the student is a girl regardless of any other information. since the ... | [
"A)25/33",
"B)31/44",
"C)41/55",
"D)53/66"
] | C | Total possible ways to choose 4 students out of 12 = 12C4 = 495
The number of ways to choose 4 students with no green shirts = 9C4 = 126
P(no green shirts) = 126/495 = 14/55
P(at least 1 green shirt) = 1 - 14/55 = 41/55
The answer is C. |
qasc_4416 | qasc | <ctx>
vertebrate zoology is the biological discipline that consists of the study of vertebrate animals, i. e., animals with a backbone, such as fish, amphibians, reptiles, birds and mammals. many natural history museums have departments named vertebrate zoology. in some cases whole museums bear this name, e. g. the mus... | [
"voles",
"pigs",
"otters",
"fish"
] | D | |
mmlu_aux_1740 | mmlu_auxiliary | <ctx>
selection. humans began controlling the offspring of livestock during the agricultural revolution through the mating of high yielding animals. theories from anthropologists suggest that humans began differing relationships with canines during the neolithic age. this is possibly when humans began keeping dogs as p... | [
"singing them",
"reading them",
"writing them",
"rehearing them"
] | D | null |
aquarat_15448 | aquarat | <ctx>
mr. jones has two children. the older child is a girl. what is the probability that both children are girls? under the aforementioned assumptions, in this problem, a random family is selected. in this sample space, there are four equally probable events : only two of these possible events meet the criteria specif... | [
"A)A)1/8!",
"B)B)6!5!/8!",
"C)C)2*4!4!/8!",
"D)D)2β6!6!/12!"
] | C | If girls are alternate, then only no 2 girls can be together.
So among 8 places, girls can be seated in 4 alternate places in 4! ways.
And boys can be seated in the remaining 4 places in 4! ways.
Therefore total number of ways = 4! * 4!
But there could be 2 such arrangements-->
1. When first place is filled by a girl
2... |
qasc_4591 | qasc | <ctx>
world energy supply and consumption refers to the global primary energy production, energy conversion and trade, and final consumption of energy. energy can be used in various different forms, as processed fuels or electricity, or for various different purposes, like for transportation or electricity generation. ... | [
"heat",
"Light",
"coal",
"grasses"
] | D | |
medmcqa_1157 | medmcqa | <ctx>
the acoustic reflex ( also known as the stapedius reflex, stapedial reflex, auditory reflex, middle - ear - muscle reflex ( mem reflex, memr ), attenuation reflex, cochleostapedial reflex or intra - aural reflex ) is an involuntary muscle contraction that occurs in the middle ear in response to loud sound stimuli... | [
"5th nerve",
"7th nerve",
"10th nerve",
"None"
] | B | Clinical features of the 7th nerve palsy: Eyeball turns up and out Saliva dribbles Tears flow down Pain in the ear Noise intolerance Loss of taste Ref: Dhingra 7e pg 104. |
aquarat_38239 | aquarat | <ctx>
, sorts the jobs by their length, shortest first, and then assigns them to the processor with the earliest end time so far. it runs in time o ( n log n ), and minimizes the average completion time on identical machines, p | |. horowitz and sahni present an exact algorithm, with run time o ( n log m n ), for minim... | [
"A)266.67",
"B)130",
"C)140",
"D)135"
] | A | 2 copies 4 seconds
8000 copies = (8000*4)/2 seconds
= 16000/60 minutes
= 266.67 minutes
Answer : A |
openbookqa_1587 | openbookqa | <ctx>
a cooktop ( american english ), stovetop ( american english ) or hob ( british english ), is a device commonly used for cooking that is commonly found in kitchens and used to apply heat to the base of pans or pots. cooktops are often found integrated with an oven into a kitchen stove but may also be standalone de... | [
"ice",
"wood",
"seashells",
"cookie dough"
] | D | |
openbookqa_695 | openbookqa | <ctx>
vibration ( ) is a mechanical phenomenon whereby oscillations occur about an equilibrium point. vibration may be deterministic if the oscillations can be characterised precisely ( e. g. the periodic motion of a pendulum ), or random if the oscillations can only be analysed statistically ( e. g. the movement of a ... | [
"a paper airplane",
"a harpsicord",
"a pillow",
"box of candy"
] | B | |
qasc_6185 | qasc | <ctx>
, offspring will be selected to manipulate their parents in order to ensure higher investment, and that, conversely, parents will be selected to manipulate their offspring. the theory of reciprocal altruism, a form of altruism in which one organism provides a benefit to another in the expectation of future recipr... | [
"Plants growth",
"alternation",
"competition",
"Chemical energy"
] | B | |
arc_easy_1313 | arc_easy | <ctx>
molecules that interact with a protein at any given time is huge and each one has a large number of degrees of freedom and interaction partners. instead, protein design programs model most of such water molecules as a continuum, modeling both the hydrophobic effect and solvation polarization. individual water mol... | [
"their large, chemical-energy reserve",
"their large, stored-electric potential",
"the complexity of their folded structure",
"the wide variety of elements they include"
] | C | |
aquarat_12746 | 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)10 mps",
"B)17 mps",
"C)97 mps",
"D)17 mps"
] | A | 36 * 5/18
= 10 mps
Answer: A |
qasc_6850 | qasc | <ctx>
the event of oxygen shortage ( hypoxia ), intracellular acidosis ( mediated by enhanced glycolytic rates and atp hydrolysis ), contributes to mitochondrial membrane potential and directly drives atp synthesis. most of the atp synthesized in the mitochondria will be used for cellular processes in the cytosol ; thu... | [
"Veins and arteries.",
"kinetic energy",
"The atmosphere",
"Energy."
] | C | |
aquarat_37496 | aquarat | <ctx>
scenario, all of the voters expect that memphis is the likely winner, that chattanooga is the likely runner - up, and that the pivot probability for a memphis - chattanooga tie is much larger than the pivot probabilities of any other pair - wise ties. as a result, each voter votes for any candidate they prefer mo... | [
"A)9",
"B)30",
"C)36",
"D)15"
] | D | Solution: There are 6 candidates and a voter has to vote for any two of them.
So, the required number of ways is,
= 6C2 = 6!/2!*4!
= 15.
Answer: Option D |
medmcqa_5846 | medmcqa | <ctx>
drugs, the evidence in this area is not yet sufficient to determine the exact mechanism underlying how these drugs influence methylation. schizophrenia is a complex, multifaceted illness, and the variety of methylation patterns observed affirms this knowledge. dnmt inhibitors have also been shown to increase leve... | [
"Morphine",
"Alfentanyl",
"Remifentanyl",
"Buprenorphine"
] | D | Buprenorphine is a paial mu receptor agonist. Unlike other opiates buprenorphine has a dose ceiling effect to its respiratory depressant dose response curve. Due to this effect, after the ceiling dose is reached additional dose of the drug will not elicit more respiratory depression. Reference: Clinical Anaesthesia edi... |
medmcqa_7927 | medmcqa | <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... | [
"Lactic acid",
"Aceto acetate",
"Glycerol",
"Alanine"
] | B | Substrates for gluconeogenesis are lactate (lactic acid), pyruvate, glycerol, glucogenic amino acids (all amino acids except leucine and lycine), propionate and intermediates of the citric acid cycle. |
qasc_6399 | qasc | <ctx>
, and often the thyroid gland ( depending on local referral patterns ). they also deal with diseases involving the skin, breast, soft tissue, trauma, peripheral artery disease and hernias and perform endoscopic procedures such as gastroscopy and colonoscopy. genetics β is a branch of biology concerned with the st... | [
"bowel",
"epidermal",
"bladder",
"alveoli"
] | C | |
medmcqa_5262 | medmcqa | <ctx>
is not readily apparent under normal optics. defects and disease there is evidence to believe that certain defects of any components of the elastic matrix may impair and alter the structural appearance of elastic and collagen fibers. cutis laxa and williams syndrome have elastic matrix defects that have been dire... | [
"Ochronosis",
"Tyrosinemia",
"Albinism",
"Tyrosinosis"
] | A | Ochronosis is the bluish black discoloration of ceain tissues, such as the ear cailage and the ocular tissue, seen with alkaptonuria. Alkaptonuria is a rare autosomal recessive metabolic disorder caused by deficiency of homogentisic acid oxidase. This deficiency results in accumulation and deposition of homogentisic ac... |
medmcqa_9407 | medmcqa | <ctx>
a shade or combination of shades for different parts of the restoration, which in turn corresponds to a set of samples containing the porcelain powder. there are two types of porcelain restorations : porcelain fused to metal complete porcelain ceramic restorations can be built on a refractory die, which is a repr... | [
"High firing temperature",
"Disintegration of opaque layer",
"Presence of silver",
"Formation of excess oxides"
] | C | DiscolorationΒ ofΒ theΒ porcelainΒ nearΒ theΒ cervicalΒ regionΒ ofΒ the metal-ceramic prosthesis has been reported to occur when a silver-containing alloy is used as the substrate. Color changes includedΒ green,Β yellow-green,Β yellow-orange, orangeΒ and brownΒ hues. ThisΒ discolorationΒ phenomenonΒ hasΒ generally been called βgreening... |
aquarat_18319 | aquarat | <ctx>
newsletter, 25 april 2019. retrieved 8 june 2019 race results isle of man tt 2009 2010 2011 2012 2013 2014 2015 2017 southern 100 2015 mountain bike racing and pedal cars martin has successfully raced mountain bikes in cross country, downhill races and endurance races. in june 2011, after two years of training, h... | [
"A)36 km",
"B)1332β67 km",
"C)40 km",
"D)28 km"
] | A | Let the length of the journey = x km.
β΄ Journey rides by horse cart = x(1 - 1β2 - 1β3)
= 1β6x km
Then, total time taken to complete journey = 31β5hr
β t1 + t2 + t3 = 31β5
β xβ2 Γ 1β4 + xβ3 Γ 1β12 + xβ(6 Γ 9) = 31β5
β x = 31β5 Γ 216β37 = 36.2 km β 36 km
Answer A |
aquarat_47971 | aquarat | <ctx>
the balls into bins ( or balanced allocations ) problem is a classic problem in probability theory that has many applications in computer science. the problem involves m balls and n boxes ( or " bins " ). each time, a single ball is placed into one of the bins. after all balls are in the bins, we look at the numb... | [
"A)60",
"B)90",
"C)120",
"D)150"
] | A | Since the balls are all of different colors, let's permute them and then decide how many balls we put in each box.
For example, arrange in a row the balls, then decide: two balls go into the first box, next two in the second box, and the last ball goes to the third box.
Since in each box there must be at least one ball... |
arc_easy_1439 | arc_easy | <ctx>
the cell is the basic structural and functional unit of all forms of life. every cell consists of cytoplasm enclosed within a membrane, and contains many macromolecules such as proteins, dna and rna, as well as many small molecules of nutrients and metabolites. the term comes from the latin word meaning'small roo... | [
"atom",
"cell",
"element",
"nucleus"
] | B | |
medmcqa_2207 | medmcqa | <ctx>
, and reporting information ". this means that working memory and the various areas of the brain responsible for it are theoretically limited to a finite set of " mental resources " or mental capacity with which to carry out operation. cognitive inhibition, of course, is responsible for determining what is releva... | [
"Disease",
"Impairement",
"Disability",
"Handicap"
] | C | Disability defined as lack of ability of an individual to do his routine activity Disease defined as a condition in which body health is impaired, a depaure from a state of health, an alteration of human body interupting the performance of vital functions Impairment is defined as any loss or abnormality of psychologica... |
aquarat_6103 | aquarat | <ctx>
the birthday problem ), the answer is 2365. near matches another generalization is to ask for the probability of finding at least one pair in a group of people with birthdays within calendar days of each other, if there are equally likely birthdays. the number of people required so that the probability that some ... | [
"A)14x",
"B)8x",
"C)7x^2",
"D)7"
] | B | Explanation:
x weeks x days =(7Γx)+x = 7 x+x=8x days
Answer: Option B |
qasc_1024 | qasc | <ctx>
an area from losing its specialist species to generalist invasive species depends on the extent of the habitat destruction that has already taken place. in areas where the habitat is relatively undisturbed, halting further habitat destruction may be enough. in areas where habitat destruction is more extreme ( fra... | [
"pigeons",
"bears",
"trees",
"soil"
] | B | |
openbookqa_1251 | openbookqa | <ctx>
##edging hidden lake as needed and continues to seek a long - term solution to the problems of increased storm surge runoff, erosion, and sedimentation. king county built a stormwater control system in boeing creek park. a large detention basin stores water during storms, reducing the creek's flood risk. the dete... | [
"The Colorado River",
"hydropower",
"The Hoover Dam",
"solar power"
] | B | |
qasc_5126 | qasc | <ctx>
and, later, it works as a limiter / regulator of the electric flow inside the circuit. electronic ballasts also run much cooler and are lighter than their magnetic counterparts. fluorescent lamp ballasts preheating this technique uses a combination filament β cathode at each end of the lamp in conjunction with a ... | [
"Electric current",
"cigarettes",
"Shining a flashlight on it",
"hydrogen and oxygen"
] | A | |
openbookqa_1900 | openbookqa | <ctx>
in the same - different discrimination task. two arrays of items were presented simultaneously in which the two sets of items were either identical or different from one another. pigeons were required to distinguish between the two arrays of items in which the level of difficulty was varied. pigeons were provided... | [
"doing a cartwheel outside",
"singing on a stage",
"eating a large pizza",
"a mother feeding the kids"
] | D | |
medmcqa_3609 | medmcqa | <ctx>
non - surgical approach, which is aimed at the removal of supra - and sub - gingival plaque and calculus deposits, to decrease the microbial load, bacteria biofilm, and calculus from the periodontally involved sites. scale and polish root surface debridement ( rsd ) antibiotics : there is evidence that the additi... | [
"Low does radiotherapy",
"Biopsy of the all the tissues",
"Asceaining that denture is fitted properly",
"Antibiotics"
] | C | Leukoplakia regress spontaneously after stopping alcohol or tobacco consumption or correction of underlying cause |
medmcqa_3407 | medmcqa | <ctx>
of the national legislation and internationally validated practices in the nuclear industry. in compliance with international practices, the plant built and fitted its own environmental radioactivity control laboratory and established a network of sampling points or positioning continuous monitoring stations, in ... | [
"Gross a activity 1.0 Bq/L and Gross b activity 10.0 Bq/L",
"Gross a activity 1.0 Bq/L and Gross b activity 0.1 Bq/L",
"Gross a activity 0.1 Bq/L and Gross b activity 1.0 Bq/L",
"Gross a activity 10 Bq/L and Gross b activity 1.0 Bq/L"
] | C | Key guideline aspects of WHO recommended drinking water quality: β
Colour < 15 true colour units (TCU)
Turbidity < 5 nephlometric turbidity units (NTU)
pH: 6.5 β 8.5
Total dissolved solids (TDS) < 600 mg/litre
Zero pathogenic microorganisms
Zero infectious viruses
Absence of pathogenic protozoa and infective stages of ... |
medmcqa_5995 | medmcqa | <ctx>
collagen fibrils, buckling of the collagen fascicles in the tendon extracellular matrix, and buckling of the tenocyte cells and their nuclei. diagnosis symptoms can vary from aches or pains and local joint stiffness, to a burning that surrounds the whole joint around the inflamed tendon. in some cases, swelling o... | [
"Pitting edema of face, lips and mucous membrane",
"C1 Esterase inhibitor deficiency can cause it",
"Extreme temperature exposure can provoke it",
"Known with ACE inhibitors"
] | A | Edema of angineurotic-edema isΒ non-pitting.
C1Β esterase inhibitor deficiency can cause hereditary angioneurotic edema.
Angioedema is a well known adverse effect of ACE inhibitors. |
arc_easy_1477 | arc_easy | <ctx>
22. 2 ferromagnets and electromagnets learning objectives by the end of this section, you will be able to : β’ define ferromagnet. β’ describe the role of magnetic domains in magnetization. β’ explain the significance of the curie temperature. β’ describe the relationship between electricity and magnetism. ferromagne... | [
"wooden ruler",
"paper clip",
"glass marble",
"magnifying glass"
] | B | |
pubmedqa_314 | pubmedqa | <ctx>
at some risk of experiencing disruptive hypoglycemia while driving, there is a subgroup of type 1 drivers who are more vulnerable to such events. given the above research findings, it is recommended that drivers with type 1 diabetes with a history of driving mishaps should never drive when their bg is less than 7... | [
"yes",
"no",
"maybe"
] | A | |
mmlu_aux_8059 | mmlu_auxiliary | <ctx>
) a common method is a rectifier circuit arranged to respond to current in a transmission line ; the system is calibrated for the known circuit impedance. diode detectors are either directly connected to the source, or used with a sampling system that diverts only a portion of the rf power through the detector. t... | [
"depth",
"heat",
"height",
"pressure"
] | B | null |
medmcqa_654 | medmcqa | <ctx>
in asia. every year, about 2, 500 to 3, 500 people become infected with n. meningitidis in the us, with a frequency of about 1 in 100, 000. children younger than five years are at greatest risk, followed by teenagers of high school age. rates in the african meningitis belt were as high as 1 in 1, 000 to 1 in 100 ... | [
"Ampicillin",
"Cefotaxime",
"Cefotriaxone",
"Ciprofloxacin"
] | A | Ans. is 'a' i.e., Ampicillin Treatment of listeria infectiono The antibiotic of choice for listeria infection is ampicillin or penicillin G.Antibiotic regimens for listeria infection||||First line regimensPenicillin allergic patientsAlternative drugso Ampicillin or Penicillin is the drug of choiceo Trimethoprim sulpham... |
aquarat_32409 | aquarat | <ctx>
likely to occur. in order to obtain a range that does not begin with 1 or 0, simply add a constant value to bring it into that range ( to obtain random numbers between 8 and 16, inclusive, follow the 1 β 9 instructions below, and add seven to the result of each roll ). 1 β 9 : 1 die is rolled ( chosen at random )... | [
"A)24/28",
"B)24/25",
"C)24/209",
"D)22/43"
] | B | Explanation:
Total outcomes = 25 Γ 25 = 625
Probability of getting a and b are equal= 25 [ β΄ (1,1),(2,2),(3,3).....(25,25)]
Probability of a and b or not equal = 1β256251β25625 = 600625600625 = 24/25
Answer: B |
aquarat_30630 | aquarat | <ctx>
stock under different stock valuation methods can be confusing. another example is modelling labour variances with learning curve corrections and stock level changes. with the absence of a basic profit model in an algebraic form, confident development of such models is difficult. the development of spreadsheets h... | [
"A)20,000",
"B)21,200",
"C)1,800",
"D)20,500"
] | C | Ratio of the capitals of A, B and C
= 2000 Γβ 6 + 1000 Γβ 6 : 2000 Γβ 6 + 1000 Γβ 6 : 2000 Γβ 6 + 3000 Γβ 6
= 18000 : 18000 : 30000 = 18 : 18 : 30
BΓ’β¬β’s share = (6600 Γβ 18Γ’Ββ66) = 1800
Answer C |
aquarat_7715 | aquarat | <ctx>
7. 1 work : the scientific definition 1. how much work does a supermarket checkout attendant do on a can of soup he pushes 0. 600 m horizontally with a force of 5. 00 n? express your answer in joules and kilocalories. 2. a 75. 0 - kg person climbs stairs, gaining 2. 50 meters in height. find the work done to acco... | [
"A)50 days",
"B)40 days",
"C)60 days",
"D)70 days"
] | B | Let 1 man's 1 day work = x
and 1 woman's 1 days work = y.
Then, 4x + 6y = 1/8
and 3x+7y = 1/10
solving, we get y = 1/400 [means work done by a woman in 1 day]
10 women 1 day work = 10/400 = 1/40
10 women will finish the work in 40 days
(B) |
mmlu_aux_3311 | mmlu_auxiliary | <ctx>
and oak acorns, as the bears will feed preferentially on those that are in a higher supply for that season. both sugar pine and oak species are currently in decline, which can have a direct effect on black bear food sources within the sierra nevada. threats sugar pine trees have been impacted by the mountain pine... | [
"the Mexican pine has the longest leaves",
"the Jack pine doesn't seem to belong to the same family as the other pine trees",
"the bull pine is a kind of little pine tree",
"all the pine trees mentioned have a great number of leaves"
] | B | null |
arc_easy_1585 | arc_easy | <ctx>
##m has taken a distinctly contrary position, assuming that the lack of invariance is real rather than apparent, and that the basis for phonetic constancy lies in the processing mechanisms of human speech perception. nusbaum's early work pioneered the application of cognitive psychological theories of attention a... | [
"learned behaviors",
"environmental conditions",
"inherited characteristics",
"instinctive characteristics"
] | C | |
aquarat_23574 | aquarat | <ctx>
2. 3 β’ 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 β getting a sense of speed if you have spent much time driving, you probably have a good sense... | [
"A)100",
"B)300",
"C)120",
"D)400"
] | B | Speed = (12/10 * 60) km/hr = (72 * 5/18) m/sec = 20 m/sec.
Length of the train = 20 * 15 = 300 m.
Answer: Option B |
aquarat_35577 | aquarat | <ctx>
. new contract prices to reduce 1 % per month starting 2010. special program with higher fit but no tax rebates planned to drive 750mwp installations of bipv. investment subsidies : tax rebates and grants ( 40 % ) are available. india the indian renewable energy development agency ( ireda ) provides revolving fun... | [
"A)10%",
"B)20%",
"C)30%",
"D)40%"
] | B | Last month rate= 16 per kg
this month rate = 20 per kg
if 20=100% then 16= ?
therefore %= (16 * 100)/20=80%
to reduce consumption 100-80=20%
ANSWER:B |
qasc_3188 | qasc | <ctx>
in biology, and especially in genetics, a mutant is an organism or a new genetic character arising or resulting from an instance of mutation, which is generally an alteration of the dna sequence of the genome or chromosome of an organism. it is a characteristic that would not be observed naturally in a specimen. ... | [
"an anion",
"Damages them",
"Jet fuel",
"light energy"
] | C | |
aquarat_8394 | aquarat | <ctx>
1. 20 m / s to the right. refer to figure 3. 43, which shows a boat trying to go straight across the river. let us calculate the magnitude and direction of the boat β s velocity relative to an observer on the shore,. the velocity of the boat,, is 0. 75 m / s in the - direction relative to the river and the veloci... | [
"A)76 kmph",
"B)6 kmph",
"C)9 kmph",
"D)8 kmph"
] | C | Speed downstream = d/t = 95/(2)
= 48 kmph
Speed upstream = d/t = 60/(2)
= 30 kmph
The speed of the stream = (48 - 30)/2
= 9 kmph
Answer:C |
aquarat_39112 | aquarat | <ctx>
as values. for example, the quadratic form is universal, because every positive integer can be written as a sum of 4 squares, by lagrange's four - square theorem. by the 15 theorem, to verify this, it is sufficient to check that every positive integer up to 15 is a sum of 4 squares. ( this does not give an altern... | [
"A)It is a multiple of 3",
"B)It is a multiple of 4",
"C)It is a multiple of 2",
"D)It is a multiple of 5"
] | C | n+14 is a positive odd integer. This means n will be an odd integer
The next 4 integers would be: n + 14, n + 15, n + 16, n + 17
Sum = 4n + 62
This sum will always be even.
Option C |
pubmedqa_517 | pubmedqa | <ctx>
of chronic air pollution exposure in relation to mortality in the nurses β health study. journal of the royal statistical society series c applied statistics. 2018 ; 67 ( 2 ) : 307 - 327. methods for implementation and prevention science ritz j, spiegelman d. equivalence of conditional and marginal regression mod... | [
"yes",
"no",
"maybe"
] | A | |
arc_easy_2073 | arc_easy | <ctx>
solidifying microbiology's identity as a biological science. one of his students, adrien certes, is considered the founder of marine microbiology. pasteur also designed methods for food preservation ( pasteurization ) and vaccines against several diseases such as anthrax, fowl cholera and rabies. koch is best kno... | [
"storing foods for longer periods of time",
"building ovens and other heating devices",
"creating medicines that cure infections",
"transporting living organisms without injuring them"
] | A | |
aquarat_8390 | aquarat | <ctx>
an assembly line is a manufacturing process ( often called a progressive assembly ) in which parts ( usually interchangeable parts ) are added as the semi - finished assembly moves from workstation to workstation where the parts are added in sequence until the final assembly is produced. by mechanically moving th... | [
"A)38",
"B)40",
"C)42",
"D)45"
] | D | The time to produce the first 60 cogs is 60/36 = 5/3 hours.
The time to produce the next 60 cogs is 60/60 = 1 hour.
The average output is 120 cogs / (8/3) hours = 45 cogs per hour.
The answer is D. |
medmcqa_8275 | medmcqa | <ctx>
a, strauss k, orfao a. enumeration of cd4 + t - cells in the peripheral blood of hiv - infected patients : interlaboratory study of the facscount system. cytometry. 1999 ; 38 : 231 - 7. immunology strauss k, gonzalez h. el syndrome de anticardiolipina. acta med col 1988 ; 13 : 46 - 49. strauss kw, gonzalez - buri... | [
"Blood transfusion reaction",
"Ahus reaction",
"Hay Fever",
"Glomerulonephritis"
] | A | autoimmune haemolytic anaemia, transfusion reactions,idiopathic thrombocytopenic purpura,graves disease,myasthenia gravis are the examples of type 2 hypersensitivity.Harshmohan textbook of pathology 7th edition |
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