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math_qa
mathqa_03_00525
a started a business with an investment of rs . 70000 and after 6 months b joined him investing rs . 120000 . if the profit at the end of a year is rs . 52000 , then the share of b is ?
[ "2888", "24000", "27777", "29997" ]
B
math_qa
mathqa_03_04386
mr . karan borrowed a certain amount at 6 % per annum simple interest for 9 years . after 9 years , he returned rs . 8110 / - . find out the amount that he borrowed .
[ "rs . 4,900", "rs . 5,000", "rs . 5,100", "rs . 5266" ]
D
sciq
sciq_01_03498
In celsius, what is the boiling point of water?
[ "one hundred degrees", "two hundred twelve degrees", "ninety eight degrees", "zero degrees" ]
A
sciq
sciq_01_10973
Reflection, refraction, and diffraction are examples of what type of interaction?
[ "Oscillations", "winds", "waves", "Currents" ]
C
sciq
sciq_01_02858
Isotopes have different number of these in their nuclei?
[ "protons", "neutrons", "atoms", "electrons" ]
B
ARC-Easy
arc_04_01065
Wind changes the surface of Earth. Which of these land formations is a result of transportation and deposition by wind?
[ "a delta", "a glacier", "a sand dune", "a mountain peak" ]
C
ARC-Easy
arc_04_01290
Tony is studying ladybugs in a garden. Which of these would BEST help Tony to count the spots on a ladybug?
[ "Stopwatch", "Thermometer", "Measuring cup", "Magnifying glass" ]
D
HPCPerfOpt-MCQA
hpc_05_00043
double example(int m, double *A, double *B, double *C) {\n double liveOut;\n \n // liveOut is private but used after the loop, should be lastprivate\n#pragma omp parallel for private(liveOut)\n for (int i = 0; i < m; i++) {\n liveOut = A[i] * B[i];\n C[i] = C[i] + liveOut;\n }\n liveOut += 5;\n return liveOut;\n}\n...
[ "Consider interchanging loops to favor vectorization by maximizing inner loop’s trip count", "Missing deep copy of non-contiguous data to the GPU", "Missing OpenMP lastprivate clause", "Incorrect sharing in OpenMP parallel region" ]
C
ARC-Challenge
arc_04_02567
What part of the water cycle takes place when water from clouds falls back to Earth?
[ "transpiration", "evaporation", "condensation", "precipitation" ]
D
math_qa
mathqa_03_03759
at joel ’ s bookstore , the current inventory is 40 % historical fiction . of the historical fiction books , 40 % are new releases , while 70 % of the other books are new releases . what fraction of all new releases are the historical fiction new releases ?
[ "4 / 25", "8 / 29", "2 / 5", "8 / 15" ]
B
sciq
sciq_01_06551
Vertebrates also require relatively large quantities of calcium and phosphorus for building and maintaining what?
[ "metabolism", "bone", "blood", "brain cells" ]
B
math_qa
mathqa_03_00897
joe needs to paint all the airplane hangars at the airport , so he buys 360 gallons of paint to do the job . during the first week , he uses 1 / 4 of all the paint . during the second week , he uses 1 / 6 of the remaining paint . how many gallons of paint has joe used ?
[ "18", "135", "175", "216" ]
B
openbookqa
obqa_02_01098
Deep sea animals like giant squid live
[ "black inky ocean", "in water sources", "in liquid places", "bottom of rivers" ]
A
math_qa
mathqa_03_00203
a satellite is composed of 24 modular units , each of which is equipped with a set of sensors , some of which have been upgraded . each unit contains the same number of non - upgraded sensors . if the number of non - upgraded sensors on one unit is 1 / 6 the total number of upgraded sensors on the entire satellite , wh...
[ "5 / 6", "1 / 5", "1 / 6", "1 / 7" ]
B
math_qa
mathqa_03_01633
the ratio between the length and the breadth of a rectangular park is 3 : 2 . if a man cycling along the boundary of the park at the speed of 12 km / hr completes one round in 8 minutes , then the area of the park ( in sq . m ) is ?
[ "153600", "153629", "151299", "153129" ]
A
sciq
sciq_01_00049
The formation of an amalgam allows the metal to react with what?
[ "air and water", "blood and sweat", "cloth and plastic", "helium and oxygen" ]
A
sciq
sciq_01_09579
Some viruses carry a few viral enzyme molecules within their what?
[ "hormones", "capsids", "plastids", "DNA" ]
B
openbookqa
obqa_02_00349
if a great water traveler took inventory of their tools, which of these would be in it?
[ "a big cooking spoon", "a north facing item", "a big chopping board", "a big iron bender" ]
B
ARC-Easy
arc_04_00186
What happens during photosynthesis?
[ "Insects pollinate plants.", "Plants change soil into food energy.", "Animals get carbon dioxide from plants.", "Plants change light energy into food energy." ]
D
ARC-Easy
arc_04_00465
Which resource provides the minerals plants need to grow?
[ "sunlight", "water", "soil", "air" ]
C
sciq
sciq_01_06868
Which single most factor is responsible for the extinction of hundreds of species of birds?
[ "human actions", "diet", "animal actions", "habitat" ]
A
math_qa
mathqa_03_00920
a is twice as good a workman as b and they took 9 days together to do the work b alone can do it in ?
[ "25 days", "88 days", "21 days", "27 days" ]
D
sciq
sciq_01_10877
What is the study of heredity called?
[ "pediatrics", "geriatrics", "heretics", "genetics" ]
D
sciq
sciq_01_07096
What kind of fossils are excellent markers for correlating the ages of sedimentary rocks?
[ "agonum", "foram", "vertiscom", "euglena" ]
B
sciq
sciq_01_06108
The chytrids the only class in the phylum chytridiomycota is the chytridiomycetes. the chytrids are the simplest and most primitive eumycota, or true this?
[ "proteins", "acids", "fungi", "organisms" ]
C
sciq
sciq_01_07844
John dalton thought that what unit, which means "indivisible", could not be divided into smaller, simpler particles?
[ "electron", "neutron", "nucleus", "atom" ]
D
math_qa
mathqa_03_00422
the instructions state that deepthi needs 4 / 17 square yards of one type of material and 3 / 10 square yards of another type of material for a project . she buys exactly that amount . after finishing the project , however , she has 9 / 30 square yards left that she did not use . what is the total amount of square yard...
[ "1 / 12", "4 / 17", "2 / 3", "1 1 / 9" ]
B
sciq
sciq_01_02888
Antacids are bases that neutralize what in the digestive tract?
[ "salts", "fats", "acids", "hormones" ]
C
openbookqa
obqa_02_03660
Which stores sustenance in the seed form?
[ "giraffes", "cats", "cattle", "hydrangea" ]
D
openbookqa
obqa_02_01659
A moth can adjust its
[ "age", "ancestry", "shape", "genus" ]
C
sciq
sciq_01_04518
Where is most digestion completed?
[ "the stomach", "the esophagus", "the cavity", "the duodenum" ]
D
openbookqa
obqa_02_03969
Tides can change in different locations because
[ "A higher power", "God", "Magic", "the pacific's bottom" ]
D
openbookqa
obqa_02_00887
An example of thermal conductivity is
[ "Leaving a fire log poker in the fire place", "Sitting down on a bed", "Throwing a large ball", "Yelling into a megaphone at a crowd" ]
A
math_qa
mathqa_03_04314
a whale goes on a feeding frenzy that lasts for 9 hours . for the first hour he catches and eats x kilos of plankton . in every hour after the first , it consumes 3 kilos of plankton more than it consumed in the previous hour . if by the end of the frenzy the whale will have consumed a whopping accumulated total 450 ki...
[ "38", "47", "50", "53" ]
D
math_qa
mathqa_03_03164
three unbiased coins are tossed . what is the probability of getting 1 heads and 1 tail ?
[ "3 / 4", "1 / 4", "3 / 8", "7 / 8" ]
B
sciq
sciq_01_06573
Action potentials occur whenever a depolarization increases the membrane voltage to a particular value called what?
[ "velocity", "fraction", "ohms", "threshold" ]
D
sciq
sciq_01_03954
Bond energy is an indication of the amount of energy needed for what to occur?
[ "physical reaction only", "photosynthesis", "oxidation", "chemical reaction" ]
D
sciq
sciq_01_08267
Aquatic biomes in the ocean are called what?
[ "artificial biomes", "marine biomes", "arid biomes", "jungle biomes" ]
B
math_qa
mathqa_03_03515
how many pounds of salt at 50 cents / lb must be mixed with 40 lbs of salt that costs 35 cents / lb so that a merchant will get 20 % profit by selling the mixture at 48 cents / lb ?
[ "20", "15", "40", "50" ]
A
sciq
sciq_01_03056
After a massive eruption what will a mountain collapsing above an empty chamber create?
[ "crater", "caldera", "cavern", "valley" ]
B
openbookqa
obqa_02_02838
The building of a hotel caused many species to be
[ "acclimated", "celebrated", "hunted", "destroyed" ]
D
sciq
sciq_01_07765
Electromagnetic radiation is a form of what?
[ "fusion", "fuel", "wave", "energy" ]
D
ARC-Easy
arc_04_01380
Why do dogs have most of the characteristics of their parents?
[ "They inherit them from their parents.", "They live in the same habitats as their parents.", "They learn them by observing their parents.", "They eat the same foods as their parents." ]
A
sciq
sciq_01_07376
What do we call the orderly sequence of events in the life of a cell from the division of a single parent cell to produce two new daughter cells, to the subsequent division of those daughter cells?
[ "circadian cycle", "cell replication", "cell cycle", "cell death" ]
C
ARC-Easy
arc_04_01382
Frogs lay eggs that develop into tadpoles and then into adult frogs. This sequence of changes is an example of how living things
[ "go through a life cycle", "form a food web", "act as a source of food", "affect other parts of the ecosystem" ]
A
openbookqa
obqa_02_04598
Which Disney character was a herbivore?
[ "Pluto", "Cheshire Cat", "Bambi", "Simba" ]
C
sciq
sciq_01_08764
What do you call reversible changes that do not change matter’s chemical makeup or chemical properties?
[ "chemical changes", "physical changes", "potential changes", "element changes" ]
B
sciq
sciq_01_11185
What is the the force of attraction that holds together ions?
[ "soluble bond", "magnetic bond", "covalent bond", "ionic bond" ]
D
math_qa
mathqa_03_01320
on the coordinate plane , points p and u are defined by the coordinates ( - 1,0 ) and ( 3,3 ) , respectively , and are connected to form a chord of a circle which also lies on the plane . if the area of the circle is ( 25 / 4 ) π , what are the coordinates of the center of the circle ?
[ "( 1.5", "'", "( 2", "'" ]
D
math_qa
mathqa_03_04025
a train 125 m long passes a man , running at 10 km / hr in the same direction in which the train is going , in 10 seconds . the speed of the train is ?
[ "36", "50", "55", "26" ]
C
sciq
sciq_01_08705
The force that blood exerts upon the walls of the blood vessels or upon the chambers of the heart is known as blood what?
[ "push", "vaccuum", "pressure", "squeeze" ]
C
math_qa
mathqa_03_00473
the amount of principal rs . 8000 at compound interest at the ratio of 5 % p . a . for 1 year is
[ "s . 9621", "s . 6921", "s . 8400", "s . 6261" ]
C
ARC-Easy
arc_04_00247
Which is a process that occurs during photosynthesis?
[ "Plants take in oxygen and release sugar.", "Plants take in sugar and release minerals.", "Plants take in minerals and release carbon dioxide.", "Plants take in carbon dioxide and release oxygen." ]
D
openbookqa
obqa_02_04447
An example of combining two substances is
[ "pouring queso into guacamole", "setting a laptop on a desk", "building a roof on a house", "putting clothes in a suitcase" ]
A
sciq
sciq_01_04333
What do anglerfish use their glow-in-the-dark, rod-like structure for?
[ "to attract prey", "to find a mate", "to keep warm", "for protection" ]
A
math_qa
mathqa_03_05983
a school has received 60 % of the amount it needs for a new building by receiving a donation of $ 600 each from people already solicited . people already solicited represent 40 % of the people from whom the school will solicit donations . how much average contribution is requited from the remaining targeted people to c...
[ "$ 200", "$ 177.78", "$ 100", "$ 277.78" ]
D
openbookqa
obqa_02_03471
Robert has only has power downstairs. In order to move the light from downstairs to his upstairs bedroom, he can
[ "Just stay in the downstairs rooms", "set up an array of drinking glasses", "set up an array of mirrors", "Unscrew a light bulb downstairs and move it upstairs" ]
C
math_qa
mathqa_03_02399
a man saves 20 % of his monthly salary . if an account of dearness of things he is to increase his monthly expenses by 20 % , he is only able to save rs . 220 per month . what is his monthly salary ?
[ "5500", "2999", "2878", "2990" ]
A
math_qa
mathqa_03_00727
a train which has 440 m long , is running 45 kmph . in what time will it cross a person moving at 9 kmph in same direction ?
[ "56 sec", "44 sec", "36 sec", "29 sec ." ]
B
sciq
sciq_01_00981
Give an example of benthos that live near vents on the deep ocean floor.
[ "arthropods", "amphipods", "crustaceans", "tubeworms" ]
D
math_qa
mathqa_03_01855
10 play kabadi , 25 play kho kho only , 5 play both gmaes . then how many in total ?
[ "30", "35", "38", "40" ]
B
ARC-Easy
arc_04_01738
In the life cycle of a fly, which stage comes after the larval stage?
[ "egg", "adult", "nymph", "pupa" ]
D
math_qa
mathqa_03_00521
the average mark of the students of a class in a particular exam is 90 . if 2 students whose average mark in that exam is 45 are excluded , the average mark of the remaining will be 95 . find the number of students who wrote the exam ?
[ "10", "40", "20", "30" ]
C
math_qa
mathqa_03_05458
jim ’ s taxi service charges an initial fee of $ 2.05 at the beginning of a trip and an additional charge of $ 0.35 for each 2 / 5 of a mile traveled . what is the total charge for a trip of 3.6 miles ?
[ "$ 5.20", "$ 4.45", "$ 4.80", "$ 5.05" ]
A
openbookqa
obqa_02_00770
can a kid with a new binoculars see a friend standing in a distance better or worse?
[ "visibility will be improved", "visibility will be compromised", "difference will be lacking", "all of these" ]
A
ARC-Challenge
arc_04_02794
A student is watching a local television weather report for Gloucester, Massachusetts. Which of the following is most likely included in this weather report?
[ "the speed of currents in a river", "the amount of moisture in the air", "the depth of currents in the ocean", "the level of moisture in the ground" ]
B
sciq
sciq_01_00648
Astronomers have wondered if the universe is expanding fast enough to escape the pull of what?
[ "light", "gravity", "kinetic energy", "Coreolis effect" ]
B
sciq
sciq_01_08752
Which part of the nerve cell helps transmit nerve impulses?
[ "dendrites", "long, threadlike extensions", "synapses", "cell walls" ]
B
sciq
sciq_01_01103
Co 2 , h 2 o, methane, o 3 , nitrous oxides (no and no 2 ), and chlorofluorocarbons (cfcs) are known as what type of gases?
[ "greenhouse gases", "chemical gases", "carbonate gases", "hydrogen gases" ]
A
math_qa
mathqa_03_00575
in 5 football games thus far this season , barry has run for 98 , 107 , 85 , 89 , and 91 yards . at a minimum , how many yards n will he need to gain this sunday if he wants to keep his season average above 100 yards ?
[ "101", "116", "130", "n = 131" ]
D
sciq
sciq_01_11023
By what kind of change can a chemical change be reversed?
[ "another carbon change", "another chemical change", "another radioactive change", "another thermal change" ]
B
sciq
sciq_01_09468
Cardiac veins parallel the small cardiac arteries and generally drain into what sinus?
[ "coronary", "heart", "Veins", "lungs" ]
A
sciq
sciq_01_05470
What is the measure of sound intensity levels?
[ "decibels", "octaves", "centimeters", "moles" ]
A
sciq
sciq_01_03711
Polar climates include polar and which other kind of tundra?
[ "mountains", "arid", "alpine", "tropic" ]
C
sciq
sciq_01_00063
What's the term for the gradual progression from simple plants to larger more complex ones in an area?
[ "primary succession", "primary pattern", "pattern progression", "complex progression" ]
A
openbookqa
obqa_02_01916
Reducing bacteria in food prevents what?
[ "electricity", "maladies", "observation", "signals" ]
B
openbookqa
obqa_02_00016
Shorter periods of daylight happen
[ "October to December", "November to March", "December to April", "December to March" ]
D
sciq
sciq_01_02607
The existence of what tiny, fundamental particles of matter was first proposed in the 1960s?
[ "molecules", "neutrons", "atoms", "quarks" ]
D
sciq
sciq_01_05775
In eukaryotic cells, molecules such as enzymes are usually compartmentalized into different what?
[ "electrons", "atoms", "organisms", "organelles" ]
D
sciq
sciq_01_02824
When both momentum and kinetic energy are conserved in a closed system, the collision is called what?
[ "a static collision", "a spontaneous collision", "an accidental collision", "an elastic collision" ]
D
sciq
sciq_01_09085
Which two planetary bodies have humans walked on?
[ "Earth and Saturn", "Mars and Jupiter", "earth and the moon", "The Sun and Mars" ]
C
ARC-Easy
arc_04_01658
What is one way that humans can maintain good health?
[ "sleep all day", "exercise daily", "eat snacks often", "stay up late" ]
B
sciq
sciq_01_07535
What is the term for expelling air out of the body through the nose or mouth?
[ "exhalation", "inhalation", "perspiration", "induction" ]
A
math_qa
mathqa_03_00827
a watch was sold at a loss of 5 % . if it was sold for rs . 500 more , there would have been a gain of 5 % . what is the cost price ?
[ "1000", "2998", "2778", "2788" ]
D
ARC-Easy
arc_04_01270
On a field trip, a student holds a frog and reports that it has slippery skin. This is an example of
[ "a measurement", "a prediction", "an explanation", "an observation" ]
D
sciq
sciq_01_08326
What term is used to describe a protein that acts as a biological catalyst?
[ "heterozygote", "nucleus", "protein", "enzyme" ]
D
sciq
sciq_01_03364
The carrying angle is larger in females to accommodate their what?
[ "broader shoulders", "wider pelvis", "cranium", "narrower pelvis" ]
B
openbookqa
obqa_02_01117
A white bear lives in a place that is
[ "hot", "cold", "dark", "dense" ]
B
math_qa
mathqa_03_04754
a cube has two of its faces painted half red and half white . the other faces are completely painted white . what is the ratio between the red painted areas and the white painted areas of the cube ?
[ "1 : 5", "3 : 6", "1 : 2", "2 : 9" ]
A
math_qa
mathqa_03_00462
the average marks obtained by 100 candidates in an examination is 50 . find how many candidates have passed in the examination , if the average marks of candidates who passed is 70 and that of failed candidates is 20 .
[ "33", "77", "60", "29" ]
C
math_qa
mathqa_03_02812
a train 100 meters long takes 6 seconds to cross a man walking at 5 kmph in the direction opposite to that of the train . find the speed of the train .
[ "45 kmph", "50 kmph", "55 kmph", "60 kmph" ]
C
math_qa
mathqa_03_02482
if both 112 and 33 are factors of the number a * 43 * 62 * 1311 , then what is the smallest possible value of a ?
[ "121", "3267", "363", "33" ]
C
sciq
sciq_01_00480
What is the number of electrons equal to in every electrically neutral atom?
[ "nucleus", "molecules", "Electrons", "protons" ]
D
ARC-Easy
arc_04_00252
What is the main reason we can see the Moon?
[ "The Moon reflects light from the Earth.", "The Moon reflects the light from the Sun.", "The Moon produces its own light.", "The Moon is larger than stars." ]
B
ARC-Easy
arc_04_00915
Deer eat different types of plants in an ecosystem. Which method would best show the percentages of the plant types in the deer diet?
[ "pie chart", "bar graph", "line graph", "scatterplot" ]
A
sciq
sciq_01_10018
What is the ability to change or move matter?
[ "energy", "volume", "density", "temperature" ]
A
sciq
sciq_01_04144
What do we call the theory of electromagnetism on the particle scale?
[ "gravity electrodynamics", "light electrodynamics", "iron electrodynamics", "quantum electrodynamics" ]
D
sciq
sciq_01_11393
What is the leading cause of soil erosion?
[ "volcanic explosions", "running water", "glacier movement", "tidal winds" ]
B
sciq
sciq_01_09858
What is a measure of the size of sound waves?
[ "wavelength", "voltage", "amplitude", "frequency" ]
C
ARC-Easy
arc_04_02088
When sunlight shines on a plant, its leaves
[ "make food.", "absorb water.", "produce seeds.", "take in oxygen." ]
A