id
string
dataset
string
question
string
options
list
answer
string
explanation
string
qasc_3268
qasc
<ctx> the modulation and maintenance of hibernation in dwarf lemurs at the duke lemur center, usa. ( sub. for pub., 2020 ) blanco mb, greene lk, klopfer ph, lynch d, browning j, ehmke ee, yoder ad body mass and tail girth predict hibernation expression in captive dwarf lemurs physiological and biochemical zoology, volu...
[ "energy", "motion", "food", "warmth" ]
A
medmcqa_1169
medmcqa
<ctx> thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different. a thermoconforming organism, by contrast, simply adopts the surrounding temperature as its own body temperature, thus avoiding the need for internal therm...
[ "Cutaneous vasodilatation", "Anorexia", "Increased voluntary activity", "Increased respiration" ]
C
aquarat_26884
aquarat
<ctx> doyle puts him to bed. jack and doyle make the journey to new york city the next morning, during which jack is stingy with his money. after weighing in, jack goes with doyle to the hotel room the two are sharing ; though doyle's brother - in - law lives in the area, jack wants to get his money's worth out of the ...
[ "A)$65,625", "B)$105,000", "C)$125,000", "D)$183,750" ]
C
.03*7 = .21 26250/.21 = $125,000 Answer: C
aquarat_13908
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)6:4:3", "B)1:2:3", "C)4:8:9", "D)6:5:2" ]
A
Ratio of time taken is = 1/10 : 1/15 : 1/20 = 6:4:3 Answer is A
aquarat_20181
aquarat
<ctx> the plane in r3 has the homogeneous coordinates ( a : b : c ). thus, these coordinates have the equivalence relation ( a : b : c ) = ( da : db : dc ) for all nonzero values of d. hence a different equation of the same line dax + dby + dcz = 0 gives the same homogeneous coordinates. a point [ x : y : z ] lies on a...
[ "A)(1,-1)", "B)(1,1)", "C)(2,0.25)", "D)(3,0.5)" ]
D
We want the point on the line that is twice as far from C as it is from D. We can examine the x and y coordinates separately since they are independent. *It should be noted that there are two solutions to this problem, one point between C and D, and another point with D in the middle of C and the point. We can quickly ...
medmcqa_1086
medmcqa
<ctx> ##cleation, severing and end blocking. biochemistry. 1985 ; 24 : 3714 - 3723. 85. weitzman sa, weitberg ab, clark ep, stossel tp. phagocytes as carcinogens. science. 1985 ; 227 : 1231 - 1233. 86. weitzman sa, weitberg ab, niederman r, stossel tp. chronic treatment with hydrogen peroxide. is it safe? j periodontol...
[ "Dilation of ER", "Dissociation of ribosomes from rough ER", "Flocculent densities in the mitochondria", "Intact cell membrane" ]
C
Irreversible injury is associated morphologically with:- Mitochondrial swelling Plasma membrane damage which forms myelin figures Lysosomal swelling. Large, flocculent, amorphous densities develop in the mitochondrial matrix
aquarat_23784
aquarat
<ctx> by any of 2, 3 or 5 is given by : 100 − ( 50 + 33 + 20 ) + ( 16 + 10 + 6 ) − 3 = 26. counting derangements a more complex example is the following. suppose there is a deck of n cards numbered from 1 to n. suppose a card numbered m is in the correct position if it is the mth card in the deck. how many ways, w, can...
[ "A) 0", "B) 1", "C) 2", "D) 3" ]
C
{Total} = {Even} + {Multiple of 5} - {Both} + {Nether}. Since{Neither}=0(allare even or multiple of 5) then: 12 = 4 + 10 - {Both} + 0; {Both}=2(so 1 number is both even AND multiple of 5, so it must be a multiple of 10). Answer: C.
medmcqa_6828
medmcqa
<ctx> has been conjectured to be the best possible more generally, but this remains unproven. the perimeter - halving lower bound of 2 for the square, already proven by jones, can be improved slightly, to, for any barrier that consists of at most countably many rectifiable curves, improving similar previous bounds that...
[ "Minor Diameter", "Major Diameter", "Isthmus", "Elbow" ]
D
arc_easy_256
arc_easy
<ctx> this article provides information on the following six methods of producing electric power. friction : energy produced by rubbing two material together. heat : energy produced by heating the junction where two unlike metals are joined. light : energy produced by light being absorbed by photoelectric cells, or sol...
[ "eating plants and seeds", "eating other animals", "breaking down organisms through decay", "using the sun to make food" ]
D
medmcqa_5429
medmcqa
<ctx> social, economic and technological needs of egypt and the regional area. the institute adopts an integrated strategy based on six research programs that can cope with and fulfill this objective : control of endemic diseases : this program aims at modifying the existing means of control measures and introducing mo...
[ "Occurs clearly in excess of normal expectancy", "Is constantly present in a given population group", "Exhibits seasonal pattern", "Is prevalent among animals" ]
B
Endemic refers to the constant presence of a disease or infectious agent within a given geographic area or population group without impoation from outside. Ref: Park's Textbook Of Preventive And Social Medicine By K. Park, 19th Edition, Page 88; Park's Textbook Of Preventive And Social Medicine By K. Park, 18th Edition...
mmlu_aux_7494
mmlu_auxiliary
<ctx> self - gravity is gravitational force exerted by a system, particularly a celestial body or system of bodies, onto itself. at a sufficient mass, this allows the system to hold itself together. the effects of self - gravity have significance in the fields of astronomy, physics, seismology, geology, and oceanograph...
[ "grow", "fluctuate", "shrink", "reverse" ]
A
null
medmcqa_2805
medmcqa
<ctx> mammary basic structure, but also serve as a communicating bridge between mammary epithelia and their local and global environment throughout this organ's development. histology a mammary gland is a specific type of apocrine gland specialized for manufacture of colostrum when giving birth. mammary glands can be i...
[ "On outer side of Labium minus", "On inner side of Labium majus", "On outer side of Labium majus", "On inner side of Labium minus" ]
D
Duct of Bartholins gland opens on the inner side of Labium minus external of hymen.
arc_easy_49
arc_easy
<ctx> written as “ magnesium - 25 ” or “ mg - 25. ” all magnesium atoms have 12 protons in their nucleus. they differ only because a 24mg atom has 12 neutrons in its nucleus, a 25mg atom has 13 neutrons, and a 26mg has 14 neutrons. figure 2. 14 the symbol for an atom indicates the element via its usual two - letter sym...
[ "Ma", "Mg", "Mn", "Mu" ]
B
pubmedqa_94
pubmedqa
<ctx> tidal volume which varies in inverse proportion to the absolute pressure. at the surface they generally discharge between 20 % ( 1 / 5 ) and 33 % ( 1 / 3 ) of each breath, but that decreases with depth, to keep the oxygen fraction in the loop approximately constant and reduce gas consumption. a fully depth compen...
[ "yes", "no", "maybe" ]
B
medmcqa_64
medmcqa
<ctx> more significantly to decrease gametocyte carriage. similar restrictions are in place, as with artemesinin, to prevent the development of resistance, therefore it is only used in combination therapy for severe acute cases of drug - resistant p. falciparum. it should be administered in a 7 - day course with 4 mg /...
[ "Malathion", "Pyrethrum", "Paris green", "Permethrin" ]
A
Ans. is 'a' i.e., Malathion* Insectisides used for control of malaria are-i) Residual sprapy-# In residual spray, spraying of houses with residual insectisides is done. Residual insectisides remains active over extended periods i.e., they have residual action even after the time of spray.# Commonly used residual insect...
arc_challenge_206
arc_challenge
<ctx> visible images. electric discharges can induce fluorescence, as in so - called neon lights and in gas - discharge tubes that produce atomic and molecular spectra. common fluorescent lights use an electric discharge in mercury vapor to cause atomic emissions from mercury atoms. the inside of a fluorescent light is...
[ "kinetic energy.", "electromagnetic radiation.", "chemical energy.", "heat energy." ]
B
arc_challenge_610
arc_challenge
<ctx> installed megawatt per year, but a wider variation in the number of bat deaths. like other investigations, it concluded that some species ( e. g. migrating bats and songbirds ) are known to be harmed more than others and that factors such as turbine siting can be important. however, many details, as well as the o...
[ "Wind farms alter the regional climate.", "Wind farms can disrupt migrating wildlife.", "Wind farms use a renewable energy source.", "Wind farms generate direct current electricity." ]
B
aquarat_20065
aquarat
<ctx> discussion. mathematics : choose three of six tasks, one in each area : differential and integral calculus, analytic geometry and linear algebra and probability theory. each task is usually split into five or six smaller tasks. the kultusministerkonferenz ( kmk ) of several states expanded the exams to scientific...
[ "A)70", "B)80", "C)60", "D)65" ]
A
Explanation : Let be the score of third subject = X A student of score in first subject = 60% = 60 x 100/100 = 60 A student of score in second subject = 80% = 80 x 100/100 = 80 70% of 300 = 300 x 70/100 = 210 score of third subject = 210 – ( 60 + 80) = 210 – 140 = 70 Percentage of score in third subject = 70 x 100/100 ...
medmcqa_5058
medmcqa
<ctx> ##df or cvvhdf ) also is widely used in this fashion. in the united states, the substitution fluid used in chf or chdf is commercially prepared, prepackaged, and sterile ( or sometimes is prepared in the local hospital pharmacy ), avoiding regulatory issues of on - line creation of replacement fluid from dialysis...
[ "Once per week", "Twice per week", "Thrice per week", "Daily" ]
C
Ans. (c) Thrice per weekRef : Harrison 19th ed. /1823For the majority of patients with ESRD, between 9 and 12 h of dialysis are required each week, usually divided into three equal sessions.Current Targets of Hemodialysis* Urea reduction ratio (the fractional reduction in blood urea nitrogen per hemodialysis session) o...
medmcqa_5828
medmcqa
<ctx> physical oncology ( po ) is defined as the study of the role of mechanical signals in a cancerous tumor. the mechanical signals can be forces, pressures ( " pull ", " push " and " shear " designating the forces / pressures that push, pull or are tangential ). if we generalize we will speak of " stress field " and...
[ "Serous tumor", "Mucinous tumor", "Endometrioid tumor", "Clear cell tumor" ]
A
The surface epithelial tumors of the ovary are derived from the surface celomic epithelium, which embryonically gives rise to the Mullerian epithelium. Therefore these ovarian epithelial tumors may recapitulate the histology of organs derived from the Mullerian epithelium. For example, serous ovarian tumors are compose...
mmlu_aux_8129
mmlu_auxiliary
<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..........
[ "it will need darkness", "it will be too dark", "it will receive nutriment", "it will now suffocate" ]
C
null
openbookqa_2998
openbookqa
<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..........
[ "tomatoes", "green peppers", "corn", "dandelions" ]
D
medmcqa_350
medmcqa
<ctx> accept his love. it is only in so far as such assurance is forthcoming in a form sufficiently convincing to enable him to depend safely upon his real objects ( parents ) that he is able to gradually renounce infantile dependence without misgiving. in the absence of such assurance his relationships to his objects ...
[ "Othello syndrome", "Capgras syndrome", "De clerambault syndrome", "Franklin syndrome" ]
C
aquarat_32004
aquarat
<ctx> is input : alphabet size, word length output : a - ary squarefree word of length. choose in uniformly at random set to followed by all other letters of in increasing order set the number of iterations to 0 while do choose in uniformly at random append to the end of update shifting the first elements to the right ...
[ "A)358800", "B)358802", "C)358801", "D)358809" ]
A
There are 26 letters in an alphabet to choose 4 from these 26 would mean 26P4 = 26!/(26-4)! We take Permutation and not Combination since the arrangement of letters matter in forming a word. Like MAPS and PAMS both are different words. Therefore the answer is 26!/ 22! = 26*25*24*23 = 358800 Answer:A
pubmedqa_906
pubmedqa
<ctx> costs for research and trials, many consumers are unaware of the process of the drug supply chain. there are many middlemen and companies that buy and sell the drugs. this includes " drug manufacturers, drug wholesalers, pharmacies, and payers. " big pharma's influence in the policies and regulations regarding dr...
[ "yes", "no", "maybe" ]
B
medmcqa_488
medmcqa
<ctx> withdrawal from alcohol than alcohol - dependent individuals without a history of past alcohol withdrawal episodes. the kindling effect leads to persistent functional changes in brain neural circuits as well as to gene expression. kindling also results in the intensification of psychological symptoms of alcohol w...
[ "Oral", "Phallic", "Anal", "Latency" ]
A
Ans. is 'a' i.e. Oral PhasePsychiatric disorders resulting from fixation of regression to this phase* Oral phase (Birth 1 Vx year)* Alcohol dependence or drug dependence* Severe mood disorder* Dependent personality traits and disorders* Schizophrenia* Ana! phase* Obsessive compulsive traits* Obsessive compulsive disord...
openbookqa_305
openbookqa
<ctx> to run safely on these smooth surfaces. one of the differences between urban areas and natural areas is anthropogenic noise, such as traffic noise. the frequencies of these sounds overlap partly with the frequencies of bird songs. in cities, birds started to sing at higher frequencies than they do in natural area...
[ "cool breezes", "magic", "luck", "demons" ]
A
mmlu_aux_4240
mmlu_auxiliary
<ctx> separation of small groups affects the genetics of the species. life cycle bog turtles are sexually mature when they reach between 8 and 11 years of age ( both sexes ). they mate in the spring after emerging from hibernation, in a copulation session that usually lasts for 5 – 20 minutes, typically during the afte...
[ "is unable to eat", "is fed by the female", "tries to lose some weight", "can't stand the cold weather" ]
A
null
openbookqa_1057
openbookqa
<ctx> a satellite system is a set of gravitationally bound objects in orbit around a planetary mass object ( incl. sub - brown dwarfs and rogue planets ) or minor planet, or its barycenter. generally speaking, it is a set of natural satellites ( moons ), although such systems may also consist of bodies such as circumpl...
[ "nine planets", "nebula", "red giant stars", "Andromeda galaxy" ]
A
medmcqa_3144
medmcqa
<ctx> ##clinical models of melanoma, pancreatic, breast, and prostatic carcinoma increased t cells and restricted tumor growth. the effect was enhanced by anti - ctla - 4 or anti - pd - 1 / pd - l1. these studies did not determine whether the increases in t cells were a consequence of viability or replication. inhibiti...
[ "Levamisole", "BCG", "Aldesleukin", "Methotrexate" ]
C
It is a recombinant IL-2 used for the treatment of renal cell carcinoma and malignant melanoma.
qasc_7511
qasc
<ctx> astrobotany is an applied sub - discipline of botany that is the study of plants in space environments. it is a branch of astrobiology and botany. astrobotany concerns both the study of extraterrestrial vegetation discovery, as well as research into the growth of terrestrial vegetation in outer space by humans. i...
[ "hydration", "humans", "Energy.", "irradiated" ]
D
arc_easy_282
arc_easy
<ctx> measured and documented every week for four consecutive weeks. the main research objective was to determine the growth rate of plants exposed to eight hours of sunlight compared to those with only four hours. a total of 20 identical potted plants were used, with one group allocated to the " sunlight " condition a...
[ "several digital scales.", "a wet paper towel.", "several identical plant seeds.", "different sizes of containers." ]
C
aquarat_28465
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 – 9 instructions below, and add seven to the result of each roll ). 1 – 9 : 1 die is rolled ( chosen at random )...
[ "A)1/9", "B)1/3", "C)1/2", "D)2/3" ]
D
n(n+2) to be divisible by 3 either n or n+2 must be a multiples of 3. In each following group of numbers: {1, 2, 3}, {4, 5, 6}, {7, 8, 9}, ..., {97, 98, 99} there are EXACTLY 2 numbers out of 3 satisfying the above condition. For example in {1, 2, 3} n can be: 1, or 3. Thus, the overall probability is 2/3. Answer: D.
aquarat_7809
aquarat
<ctx> sum of its height and circumference is cm. gives because we are working in inches, we need to convert square yards to square inches : this conversion gives us for the area of the field. ( note that we are using only one significant figure in these calculations. ) ( 4 ) calculate the total volume of the bills. th...
[ "A)Rs. 55.50", "B)Rs. 67.50", "C)Rs. 86.50", "D)Rs. 98.00" ]
D
Solution Let length = (3x) metres and breadth = (4x) metres. Then, 3x × 4x = 9408 ⇔ 12x2 = 9408 ⇔ x2 = 784 ⇔ x = 28. So, length = 84 m and breadth = 112 m. Perimeter = [2(84 + 112)] m = 392 m. ∴ Cost of fencing = Rs. (0.25 × 392) = Rs. 98.00. Answer D
aquarat_24943
aquarat
<ctx> so ek ( x1, x2, …, xn ) = 0 in these cases. the remaining n elementary symmetric polynomials are building blocks for all symmetric polynomials in these variables : as mentioned above, any symmetric polynomial in the variables considered can be obtained from these elementary symmetric polynomials using multiplicat...
[ "A)12", "B)18", "C)15", "D)6" ]
D
Explanation: => y= x^2+5x+6 => y= (x+2) (x+3) => x= -2, x= -3 Product x = (-2)(-3) = 6 answer option 6 ANSWER:D
openbookqa_856
openbookqa
<ctx> a renewable resource ( also known as a flow resource ) is a natural resource which will replenish to replace the portion depleted by usage and consumption, either through natural reproduction or other recurring processes in a finite amount of time in a human time scale. when the recovery rate of resources is unli...
[ "stars", "Oil", "sand clay", "fossil fuels" ]
C
medmcqa_3490
medmcqa
<ctx> hemangioma is large it can cause abdominal pain, a sense of fullness in right upper abdominal area, heart problems, and coagulation dysfunction. cavernous hemangiomas are diagnosed with medical imaging ( do not usually need biopsy to confirm diagnosis ). given their benign course and often asymptomatic nature, ca...
[ "Splenic aery", "Gastroduodenal aery", "Left gastric aery", "Sup. mesenteric aery" ]
B
Gastro duodenal aery is the most common aery involved in duodenal ulcer hemorrhage. Also, remember A peptic ulcer is the most common cause of massive upper gastrointestinal bleed (Duodenal ulcers > Gastric ulcers) Bleeding ulcers in the duodenum are usually located on the posterior surface of the duodenal bulb. Ref : B...
aquarat_24748
aquarat
<ctx> rectangle ( double length, double width ) {..... } / / methods public double getlength ( ) { return length ; }..... public double getarea ( ) { area is the measure of a region's size on a surface. the area of a plane region or plane area refers to the area of a shape or planar lamina, while surface area refers t...
[ "A)432", "B)277", "C)269", "D)2656" ]
A
2(3x + x) = 96 l = 36 b = 12 lb = 36 * 12 = 432 Answer: A
aquarat_37212
aquarat
<ctx> joshi claims fdi will help the farm sector improve critical infrastructure and integrate farmer - consumer relationship. today, the existing retail has not been able to supply fresh vegetables to the consumers because they have not invested in the backward integration. when the farmers'produce reaches the end con...
[ "A)10 : 7", "B)9 : 8", "C)1 : 2", "D)13 : 11" ]
C
Correct option: (C) Use rule of alligation, to determine the ratio The required ratio of Soybean and Peas = 3 : 6 = 1 :2
medmcqa_1646
medmcqa
<ctx> ##canalostomy. a microcatheter will circumnavigate the canal around the iris, enlarging the main drainage channel and its smaller collector channels through the injection of a sterile, gel - like material called viscoelastic. the catheter is then removed and a suture is placed within the canal and tightened. by o...
[ "Antibiotics", "Eye brow shaving", "Through irrigation", "None of the above" ]
A
Topical antibiotics such as tobramycin or gentamicin or ciprofloxacin QID for 3 days just before surgery is advisable as prophylaxis against endophthalmitis.Ref: Khurana; 4th edition; Pg- 184
arc_easy_78
arc_easy
<ctx> ##ammophis drysdalia coronata drysdalia mastersii echiopsis atriceps echiopsis curta orange - naped snake, furina ornata liasis stimsoni morelia spilota variegata notechis ater king brown snake, pseudechis australis spotted mulga snake, pseudechis butleri dugite, pseudonaja affinis ringed brown snake, pseudonaja ...
[ "camouflage.", "mimicry.", "mutualism.", "parasitism." ]
B
aquarat_25161
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)Rs.960", "B)Rs.840", "C)Rs.520", "D)Rs.760" ]
C
Solution T.D =(B.G x 100 / R x T) = Rs.(120x100/10 x 3) = Rs.400. B.D =Rs(400+ 120) = Rs.520. Answer C
arc_challenge_414
arc_challenge
<ctx> trends. new england bird studies ii. harvard university press, cambridge, massachusetts 340 pp. griscom, ludlow. 1950. " distribution and origin of the birds of mexico, " bulletin of the museum of comparative zoology 103 : 341 – 382. griscom, ludlow, introduction and text for 288 plates. 1950. audubon's birds of ...
[ "to find a place to hibernate", "to move away from strong sunlight", "to find an environment with more food", "to move away from crowded environments" ]
C
mmlu_aux_2189
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...
[ "he didn't expect bees could fly so long a distance", "The transmitter didn't have any effects on bees at all", "He wanted to know how far bees could travel badly", "The record was in fact as exact as he had thought" ]
A
null
openbookqa_2317
openbookqa
<ctx> 13. 6 • humidity, evaporation, and boiling 567 form bubbles when it boils? this is because water ordinarily contains significant amounts of dissolved air and other impurities, which are observed as small bubbles of air in a glass of water. if a bubble starts out at the bottom of the container at, it contains wate...
[ "intense heat", "cool water", "melted water", "easier to transport" ]
A
qasc_2390
qasc
<ctx> in particular newspaper ) have lower energy savings than the previous materials, with recycled products costing 45 % and 21 % less energy, respectively. recycled paper has a large market in china. however, work still needs to be done to facilitate mixed paper recycling instead of newspaper. utilizing these recycl...
[ "Trees", "animals", "tissue", "people" ]
A
mmlu_aux_2536
mmlu_auxiliary
<ctx> , overharvesting, pollution, invasive species, and climate change. invertebrates makes up most of the earth's biodiversity which is why they do not go extinct as fast as other species. marine invertebrates : these species average lifespan is 5 - 10 million years. many marine invertebrates face extinction because ...
[ "new kinds of animals came on the earth", "some fast and strong animals with big brains could kill them", "some dinosaurs were as small as chickens", "some big dinosaurs died in the fights" ]
B
null
aquarat_13984
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) 25/6", "B) 42/25", "C) 6/5", "D) 5/6" ]
B
5x = 7y => x/y = 7/5 1/5*x to 1/6*y = x/y * 6/5 = (7/5)*(6/5)=42/25 Ans: B
medmcqa_8492
medmcqa
<ctx> children with chronic illnesses is higher than in children in the general population. in a study by helen h l wong and ronald g smith, they investigated patterns of cam therapy use in children diagnosed with asd ( n = 50 ) as compared to a control population of children with no asd ( n = 50 ). over half of the pa...
[ "c", "bd", "ab", "ac" ]
B
arc_easy_616
arc_easy
<ctx> the blood circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate. it includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels ( from greek kardia meaning he...
[ "nervous system", "muscular system", "circulatory system", "respiratory system" ]
C
qasc_6643
qasc
<ctx> of larger molecules and charged particles such as ions. cell membranes also contains membrane proteins, including integral membrane proteins that go across the membrane serving as membrane transporters, and peripheral proteins that loosely attach to the outer side of the cell membrane, acting as enzymes shaping t...
[ "plants", "Groups of five", "Pairs", "complex" ]
C
aquarat_19651
aquarat
<ctx> the rectangular region the area enclosed by ellipse ( figure 6. 37 ). planes inside e ( figure 6. 88 ). let the center of b have coordinates and suppose the edge lengths are and ( figure 6. 88 ( b ) ). the normal vector out of the top of the box is k and the normal vector out of the bottom of the box is the dot...
[ "A)44", "B)96", "C)128", "D)144" ]
B
A frame 2 inches wide is placed around a rectangular picture with dimensions 8 inches by 12 inches. What is the area of the frame, in square inches? (12*16)-(8*12) = 96 ANSWER:B
medmcqa_2035
medmcqa
<ctx> creep tests of 316l steel performed at 600 °c and 650 °c concluded that the slm steel reached the minimum creep rate at significantly lower creep strains, around one decade lower, compared to the wrought counterpart. the cellular structure is considered to be the main cause of the differences in deformation behav...
[ "Flexion", "Abduction", "External rotation", "All of the the above" ]
D
The peritrochanteric fracture is one of the most serious causes of mortality and morbidity in the elderly. Subtrochanteric fractures account for approximately 10-30% of all peritrochanteric fractures, and they affect persons of all ages. 1,2 The subtrochanteric region of the femur is generally recognized to be the area...
aquarat_29713
aquarat
<ctx> 5. 3 • double integrals in polar coordinates 479 160. find the volume of the solid situated in the first octant and bounded by the paraboloid and the planes and 161. find the volume of the solid bounded by the paraboloid and the plane 162. a. find the volume of the solid bounded by the cylinder and the planes and...
[ "A)33", "B)45", "C)20", "D)77" ]
C
r = 2 h = 5 π * 2 * 2 * 5 = 20 π cc Answer:C
openbookqa_2749
openbookqa
<ctx> the most essential elements like carbon, nitrogen, and phosphorus - - elements needed for plant growth. they also can gather soil particles from differing depths of soil and deposit them in other places, leading to the mixing of soil so it is richer with nutrients and other elements. vertebrates the soil is also ...
[ "develop", "burn", "die", "move" ]
A
arc_easy_1345
arc_easy
<ctx> interaction between them and environmental input. principles levels of analysis a central tenet of cognitive science is that a complete understanding of the mind / brain cannot be attained by studying only a single level. an example would be the problem of remembering a phone number and recalling it later. one ap...
[ "organ system -> tissue -> cell -> organ", "tissue -> cell -> organ -> organ system", "organ -> organ system -> tissue -> cell", "cell -> tissue -> organ -> organ system" ]
D
medmcqa_3901
medmcqa
<ctx> when the vessel is 70 % occluded. lack of oxygen may also result in a myocardial infarction ( heart attack ). cad can be contracted over time. risk factors include a family history of cad, smoking, high blood pressure, diabetes, obesity, inactive lifestyle, mental stress and high cholesterol. angina can also occu...
[ "Aspirin", "Statin", "Thrombolytic therapy", "Morphine" ]
C
Ans. C. Thrombolytic therapyFirst let us diagnose the ECG; we need to know the following points:E.C.G changes in acute infarctionEarly acute phase (with - in hours)Fully evolved phaseOld infarction (resolution phase)Elevation of ST segmentPathological Q warePathogical Q waveTall wide (peaked) T waveElevated ST segment ...
arc_easy_116
arc_easy
<ctx> pests. ecology plant diversity in arises from complex interactions between several factors that are not fully understood. these include environmental stability, the tropical climate that is favorable to plant growth, and their close proximity to the owners'domestic activities. other natural factors are size, temp...
[ "provide energy for consumers.", "depend on other organisms for shelter.", "break down dead animal matter.", "consume nutrients for energy." ]
A
arc_easy_1337
arc_easy
<ctx> of monoculture. crop rotation and long - term crop rotations confer the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops, and can improve soil structure and fertility by alternating deep - rooted and shallow - rooted plants. other methods to combat lost soil nutri...
[ "The soil nutrients are depleted.", "The soil fertility increases.", "The soil becomes more porous.", "The soil erodes less rapidly." ]
A
aquarat_21187
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)Rs. 1640", "B)Rs. 2500", "C)Rs. 2160", "D)Rs. 3000" ]
C
Explanation: => 60x5 : 36x6 : 75x3 => 100 : 72 : 75 => 72/247 x 7410 = Rs. 2160 ANSWER IS C
aquarat_31163
aquarat
<ctx> formula till gate 2012 ( and year 2013 - 14 of the 2 - year validity period of gate 2013 score ), the score was calculated using the formula : gate score = where, m = marks obtained by the candidate, a = average of marks of all candidates who appeared in that subject, in that year, with marks less than zero conve...
[ "A)384", "B)287", "C)279", "D)267" ]
A
Average mark scored by all the three boys = [64/100 (800) + 36/100 (800) + 44/100 (800)] / 3 = 384 Answer: A
mmlu_aux_6876
mmlu_auxiliary
<ctx> 14. 39 600 14 • heat and heat transfer methods access for free at openstax. org moving air temperature wind speed ( m / s ) table 14. 4 wind - chill factors although air can transfer heat rapidly by convection, it is a poor conductor and thus a good insulator. the amount of available space for airflow determines ...
[ "a wooden wall", "the wind", "the sun", "light rays" ]
A
null
openbookqa_2856
openbookqa
<ctx> . the more popularly known species which are a tourist draw include white sharks, abalone, african penguins, snoek, yellowtail, and many over - exploited linefish species, west coast rock lobster, and abalone. besides the resident species and several known migrants, the waters of the mpa are occasionally visited ...
[ "full of sand", "painted with cream", "uninhabitable by iguanas", "warm and windy" ]
C
mmlu_aux_2892
mmlu_auxiliary
<ctx> and entertainment. during training humans communicate their wishes with positive or negative reinforcement. after training is finished the human communicates by giving signals with words, whistles, gestures, body language, etc. apopo has trained southern giant pouched rats to communicate to humans the presence of...
[ "ask us to take good care of wild animals", "encourage us to learn more about animals", "entertain us with interesting animal stories", "show us something about animal behavior" ]
D
null
aquarat_3774
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 this sum by the number...
[ "A)3", "B)1.5", "C)2.5", "D)Can’t be determined" ]
B
DETAILED SOLUTION Let the numbers be n, n+1, n+2……………….n+8 Average of these numbers = n + 4 When n +9, n+10, n+11 are added, the difference of these numbers from the earlier average = 5, 6, 7 respectively = 18 This 18 will increase the average by 18/15 = 1.5 CORRECT ANSWER B
qasc_1156
qasc
<ctx> sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at earth's surface, followed by cementation. sedimentation is the collective name for processes that cause these particles to settle in place. the particles that form a sedimentary rock are called...
[ "a solute", "calcite", "weathering", "graptolites" ]
C
medmcqa_4745
medmcqa
<ctx> the ureters have been resited as a result of surgery, for example due to a kidney transplant or due to past surgery for vesicoureteric reflux, that site may also become narrowed. a narrowed ureter may lead to ureteric enlargement ( ) and cause swelling of the kidneys ( hydronephrosis ). associated symptoms may in...
[ "1:200 individuals", "1:700 individuals", "1:1400 individuals", "1:5000 individuals" ]
C
About 1 in 1400 people have a single kidney. Sometimes a ureter and renal pelvis are present with no kidney. The contralateral kidney is typically hyperophied. Reference: page 1282 Bailey and Love's sho practice of surgery 26th edition ( note : according to 27th edition Complete absence of one kidney occurs in 1 in 500...
qasc_2029
qasc
<ctx> deposit of new quartz in the ground - mass. as a whole those quartz - porphyries that have microcrystalline ground - masses are rocks of intrusive origin. elvan is a name given locally to the quartz - porphyries that occur as dikes in cornwall. in many of them the matrix contains scales of colorless muscovite or ...
[ "Calcium carbonate", "Decayed matter", "Sediment", "Drips of water" ]
D
medmcqa_6121
medmcqa
<ctx> the formation of excess callus leading to bone ends appearing sclerotic causing a radiological " elephants foot " appearance due to excessive fracture ends mobility but adequate blood supply. atrophic non - union results in re - absorption and rounding of bone ends due to inadequate blood supply and excessive mob...
[ "Coico basal degeneration", "Diffuse Lewy body disease", "Fronto temporal dementia", "Alzheimer's disease" ]
A
Coicobasal degeneration (CBD) is a slowly progressive dementing illness associated with severe gliosis and neuronal loss in both the coex and basal ganglia. CBD with unilateral onset presents with rigidity, dystonia, and apraxia of one arm and hand, sometimes called the alien limb when it begins to exhibit unintended m...
arc_challenge_1056
arc_challenge
<ctx> of cells, surrounded by a characteristic extracellular matrix composed of collagen and elastic glycoproteins. during development, the animal extracellular matrix forms a relatively flexible framework upon which cells can move about and be reorganised, making the formation of complex structures possible. this may ...
[ "round shape", "presence of a tail", "contains genetic information", "involved in sexual reproduction" ]
B
openbookqa_2393
openbookqa
<ctx> . the granular poison frog ( oophaga granulifera ) is typical of a number of tree frogs in the poison dart frog family dendrobatidae. its eggs are laid on the forest floor and when they hatch, the tadpoles are carried one by one on the back of an adult to a suitable water - filled crevice such as the axil of a le...
[ "mice", "Venus flytraps", "fleas", "bats" ]
C
mmlu_aux_2500
mmlu_auxiliary
<ctx> globe at night is an international scientific research program that crowdsources measurements of light pollution in the night sky. at set time periods within each year, the project asks people to count the number of stars that they can see from their location and report it to the project's website. the coordinati...
[ "people in remote areas can see more stars than those in big cities", "over one third Americans can see our own galaxy", "about one in three Americans in big cities can see our own galaxy", "Americans can only see 200 to 300 stars" ]
A
null
mmlu_aux_3306
mmlu_auxiliary
<ctx> ##aila, u. r., and others ( 2011 ). high value and long life — double jeopardy for tunas and billfishes. science, 333, 291 – 292. books and book contributions edited sumaila, u. r. ( 2013 ). game theory and fisheries : essays on the tragedy of free for all fishing. routledge, london, uk, p. 178. noone, k. j., sum...
[ "It was conducted by scientists from different countries", "It referred to information of many countries", "It lasted from 1950 to 2003", "It referred to records dating back to over 1000 years ago" ]
C
null
medmcqa_4096
medmcqa
<ctx> ( from figure 19. 25 ) is one of many complexes used as pigments or dyes. this complex is used in blue ink, blue jeans, and certain blue paints. the structure of heme ( figure 19. 29 ), the iron - containing complex in hemoglobin, is very similar to that in chlorophyll. in hemoglobin, the red heme complex is bond...
[ "Hydrophilic pockets", "Hydrophobic pockets", "Pyrrole rings", "Cationic ring" ]
B
Hemoglobin, a tetrameric protein of erythrocytes, transpos O2 to the tissues and returns CO2 and protons to the lungs. The heme in haemoglobin is surrounded by a hydrophobic pocket, which is necessary in order for it to bind oxygen reversibly without undergoing oxidation or other undesirable reactions. Ref: Kennelly P....
aquarat_10011
aquarat
<ctx> 2. 40 s later? ( b ) sketch a graph of her position vs. time for this period. 21. a well - thrown ball is caught in a well - padded mitt. if the deceleration of the ball is, and 1. 85 ms elapses from the time the ball first touches the mitt until it stops, what was the initial velocity of the ball? 22. a bullet i...
[ "A)30Km/hr", "B)31.11Km/hr", "C)35Km/hr", "D)40Km/hr" ]
B
Explanation: Average speed = 2 xy/x+y = 2*70*20/110 = 31.11 Km/hr Answer: Option B
medmcqa_5398
medmcqa
<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 ...
[ "Dipyridamole", "Diltiazem", "Propanolol", "Verapamil" ]
A
Ans. is 'a' i.e., Dipyridamole o There are two types of vessels in coronary circulaton ? 1. Larger conducting aeries which run epicardially and send perforating branches. 2. Smaller resistance aerioles - These are perforating branches of conducting aeries. These aerioles supply blood to endocardium. o During ischemia, ...
arc_easy_1697
arc_easy
<ctx> 0. 974 atm ; 740 mm hg ; 98. 7 kpa ; 0. 987 bar we can measure atmospheric pressure, the force exerted by the atmosphere on the earth ’ s surface, with a barometer ( figure 9. 4 ). a barometer is a glass tube that is closed at one end, filled with a nonvolatile liquid such as mercury, and then inverted and immers...
[ "pressure increases.", "pressure decreases.", "speed increases.", "speed decreases." ]
A
mmlu_aux_2237
mmlu_auxiliary
<ctx> and financed by bell. on june 21, 1880, bell's assistant transmitted a wireless voice telephone message of considerable distance, from the roof of the franklin school to the window of bell's laboratory, some 213 meters ( about 700 ft ) away. bell believed the photophone was his most important invention. of the 18...
[ "Earphones are used to change light into sounds.", "The photophone is based on the invention of the telephone.", "The photophone depends on a constant source of energy.", "The laser and the optical fiber are helpful for Bell's invention." ]
D
null
aquarat_28357
aquarat
<ctx> a unit fraction is a positive fraction with one as its numerator, 1 /. it is the multiplicative inverse ( reciprocal ) of the denominator of the fraction, which must be a positive natural number. examples are 1 / 1, 1 / 2, 1 / 3, 1 / 4, 1 / 5, etc. when an object is divided into equal parts, each part is a unit f...
[ "A) 49", "B) 9", "C) 28", "D) 26" ]
B
x/y = 2/5 -> 1 (x+4)/2y = 1/3 -> 2 Divide 1 by 2 : => 2x/(x+4) = 6/5 => 5x = 3x + 12 => x = 6 => y = 5/2 * 6 = 15 so x - y = 9 The answer is B
mmlu_aux_7347
mmlu_auxiliary
<ctx> ##0 ( 81 ) 90048 - x weiner, j. & solbrig, o. t. ( 1984 ) the meaning and measurement of size hierarchies in plant populations. oecologia ( berlin ) 61, 334 - 336, doi 10. 1007 / bf00379630. weiner, j. ( 1984 ) neighborhood interference amongst pinus rigida individuals. journal of ecology 72, 183 - 195, doi 10. 2...
[ "more bees visit the flowers surrounding it", "more honey makers will be drawn to the flower", "the flower blooms anew", "birds will eat the flower" ]
B
null
aquarat_46050
aquarat
<ctx> give the expected number of days. for example, the expected number of days which are shared ; i. e. which are at least two ( i. e. not zero and not one ) people's birthday is : number of people who repeat a birthday the probability that the th integer randomly chosen from will repeat at least one previous choice ...
[ "A)8", "B)9", "C)10", "D)11" ]
B
15n + 35 = 17(n+1) 2n = 18 n = 9 The answer is B.
arc_easy_2209
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...
[ "producers", "herbivores", "omnivores", "decomposers" ]
D
arc_easy_98
arc_easy
<ctx> grabens similar to those in the basin and range province of the western u. s. a late cenozoic uplift of the rocky mountains led to the deposition of a vast fan of eroded sediment to their east, forming the ogallala formation that covers much of the panhandle. most of the state's current stream valleys and canyons...
[ "gold", "uranium", "lumber", "iron" ]
A
arc_easy_527
arc_easy
<ctx> most common families of desert plants are the cacti, which are covered in sharp spines or bristles for defence against herbivory. the bristles on certain cacti also have the ability to reflect sunlight, such as those of the old man cactus. certain xerophytes, like oleander, feature stomata that are recessed as a ...
[ "Spines help the cactus get moisture.", "Spines anchor the cactus in the ground.", "Spines protect the cactus from animals.", "Spines support the stems and branches of the cactus." ]
C
aquarat_46880
aquarat
<ctx> ) length : 264 km specifications double track main line designed for mixed - use traffic equipped with “ state of the art ” in - cab european signaling system ( etcs level 2 ) standard gauge 32. 5 tonne maximum axle load built to accommodates double stack containers, e. g. in future from jebel ali etihad rail db ...
[ "A)230 m", "B)250 m", "C)260 m", "D)270 m" ]
B
s=270+x/t 72*5/18=270+x/26 x=250 ANSWER:B
qasc_5303
qasc
<ctx> construct an led bulb that decreases its color temperature when dimmed. led drivers led chips require controlled direct current ( dc ) electrical power and an appropriate circuit as an led driver is required to convert the alternating current from the power supply to the regulated voltage direct current used by t...
[ "flow of electrons", "flow of neutrons", "the sun", "adding heat" ]
A
arc_easy_885
arc_easy
<ctx> 2. 5 the periodic table 37. using the periodic table, classify each of the following elements as a metal or a nonmetal, and then further classify each as a main - group ( representative ) element, transition metal, or inner transition metal : ( a ) uranium ( b ) bromine ( c ) strontium ( d ) neon ( e ) gold ( f )...
[ "sodium", "zinc", "fluorine", "calcium" ]
C
medmcqa_596
medmcqa
<ctx> the lack of ability to provide anatomical specificity. by altering receptor function in one part of the brain, abnormal activity can be induced in other parts of the brain due to the same type of receptor changes. a common example is the effect of d2 altering drugs ( neuroleptics ) which can help schizophrenia, b...
[ "Bad trip", "Flashbacks", "Synaesthesia", "Papillary dilatation" ]
A
The most frequent acute medical emergency associated with LSD use is a panic episode (the "bad trip"), which may persist up to 24 h.A trip is a period of intoxication from a hallucinogenic drug, such as lysergic acid (LSD) or magic mushrooms (psilocybin). It is called a trip because perceptions of the world change so d...
aquarat_13548
aquarat
<ctx> in mathematics, the remainder is the amount " left over " after performing some computation. in arithmetic, the remainder is the integer " left over " after dividing one integer by another to produce an integer quotient ( integer division ). in algebra of polynomials, the remainder is the polynomial " left over "...
[ "A) 0", "B) 1", "C) 2", "D) 3" ]
B
the equation that can be formed q is 13x+2=8y+5.. 13x-3=8y... as we can see x can take only odd values as the RHS will always be even.. Also x can take values till 13 as 13*14>180.. now we have to substitue x as 1,3,5,7,9,11,13... once we find 7 fitting in , any other value need not be checked as every 4th value will g...
medmcqa_2276
medmcqa
<ctx> ##b. the increase in blood - brain barrier and blood - spinal cord barrier permeability allows for more neutrophils to infiltrate the brain and spinal cord at the site of inflammation. neutrophils carry mmp - 9., which has also been shown to degrade occludin. this leads to further disruption of the bbb and bscb r...
[ "All of the ventricles", "Only lateral ventricle", "Only fourth ventricle", "Both lateral and third ventricles" ]
D
CSF is produced by choroid plexus in the lateral and III ventricles. Then it flows through the aqueduct of Sylvius into the 4th ventricle and from there into the subarachnoid space to be absorbed by the arachnoid Obviously, any obstruction in the aqueduct of Sylvius will lead to enlargement of the proximal ventricles (...
aquarat_14879
aquarat
<ctx> age of 15 have been registered officially for marriage. 90 percent of the statistics are related to young girls. but research shows that the number of children's marriages is not limited to statistics, since in rural areas children are married and live for years without formal marriage. also according to the stat...
[ "A)24 years", "B)25 years", "C)26 years", "D)27 years" ]
A
At the present, Sara's age is x. Sara's mother's age is y=6x. Next year, Sara's age will be x+1. Sara's mother's age will be y+1=5(x+1). From the two equations, we can calculate Sara's age: y=6x y+1=5 (x+1) 6x+1=5x+5 6x-5x=5-1 x=4 If Sara is currently 4 years old, and her mother is 6 times older, then her age is 6x=6×4...
openbookqa_2028
openbookqa
<ctx> ##ment, quebec, presses de l'universite laval, 2022, 268 p. book chapters rochefort, l., desrochers, a., graf, m., lavoie, c., poulin, m., price, j., strack, m. et waddington, m. ( 2011 ) northern peatlands. ( chap. 9 ) in wetland habitats of north america : ecology and conservation concerns. ( batzer, d. p. et b...
[ "migrate", "adapt", "die", "reproduce" ]
B
medmcqa_1752
medmcqa
<ctx> but today the world health organization takes a more broad approach, that the principles of palliative care should be applied as early as possible to any chronic and ultimately fatal illness. palpation – is the process of using one's hands to check the body, especially while perceiving / diagnosing a disease or i...
[ "Endocytosis", "Pendrin protein", "Antipo", "Primary active transpo" ]
B
Pendrin protein is a chloride-iodide transpoer protein encoded by the gene responsible for Pendred syndrome, impoant in function of thyroid gland, kidney, and inner ear.Endocytosis is defined as the uptake by a cell of material from the environment by invagination of the plasma membrane; it includes both phagocytosis a...
pubmedqa_895
pubmedqa
<ctx> company profits, government - funded research could provide an ongoing pipeline of new treatments. healthcare providers healthcare providers can help lower drug prices by helping patients navigate the medication formulary, prescribing drugs covered by formularies, and participating in formulary development throug...
[ "yes", "no", "maybe" ]
B
qasc_1055
qasc
<ctx> a transformer or a large electrolytic capacitor to separate ac from dc current. non - electrical examples acoustics similar to electrical transmission lines, an impedance matching problem exists when transferring sound energy from one medium to another. if the acoustic impedance of the two media are very differen...
[ "a doorbell", "sensory neurons", "a solar panel", "a battery" ]
A
arc_challenge_769
arc_challenge
<ctx> ##s such as sculpture. studio potters can be referred to as ceramic artists, ceramists, ceramicists or as an artist who uses clay as a medium. much studio pottery is tableware or cookware but an increasing number of studio potters produce non - functional or sculptural items. some studio potters now prefer to cal...
[ "size", "shape", "weight", "hardness" ]
D
medmcqa_217
medmcqa
<ctx> body where the micro - sensors are implanted. microtools for surgery bio - mems for surgical applications can improve existing functionality, add new capabilities for surgeons to develop new techniques and procedures, and improve surgical outcomes by lowering risk and providing real - time feedback during the ope...
[ "Albuterol", "Metaproterenol", "Terbutaline", "Pirbuterol" ]
C
terbutaline can be given as s.c (0.25mg) in asthma.
arc_easy_1783
arc_easy
<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...
[ "newest star.", "largest star.", "hottest star.", "closest star." ]
D
medmcqa_5524
medmcqa
<ctx> th - 2 and th - 17 pathways are commonly activated in asian people ) possibly explaining the differences in phenotypic presentation of atopic dermatitis in specific populations. mutations in the filaggrin gene, flg, also cause impairment in the skin barrier that contributes to the pathogenesis of ad. filaggrin is...
[ "Stratum basale", "Stratum granulosum", "Stratum corneum", "Dennis" ]
C
Mite burrows into stratum corneum. These burrow is visible clinically as an irregular gray - brown line.
aquarat_43288
aquarat
<ctx> in mathematics and statistics, the arithmetic mean ( ), arithmetic average, or just the mean or average ( when the context is clear ) is the sum of a collection of numbers divided by the count of numbers in the collection. the collection is often a set of results from an experiment, an observational study, or a s...
[ "A)43", "B)40", "C)87", "D)77" ]
B
A.M. of 75 numbers = 35 Sum of 75 numbers = 75 * 35 = 2625 Total increase = 75 * 5 = 375 Increased sum = 2625 + 375 = 3000 Increased average = 3000/75 = 40. Answer:B