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math_qa
mathqa_03_00862
in the coordinate plane , points ( x , 1 ) and ( 10 , y ) are on line k . if line k passes through the origin and has slope 1 / 3 , then x + y =
[ "4.5", "7", "8", "19 / 3" ]
D
openbookqa
obqa_02_00338
Putting a cardboard box in a bin instead of the trash can
[ "conserve energy for later", "save wild animal species", "keep it from the trash", "reduce the height of landfills" ]
D
math_qa
mathqa_03_01167
yesterday ' s closing prices of 2,200 different stocks listed on a certain stock exchange were all different from today ' s closing prices . the number of stocks that closed at a higher price today than yesterday was 20 percent greater than the number that closed at a lower price . how many of the stocks closed at a hi...
[ "484", "726", "1,200", "1,320" ]
C
math_qa
mathqa_03_02545
40 % of a number is more than 20 % of 650 by 190 . find the number ?
[ "299", "277", "800", "289" ]
C
math_qa
mathqa_03_01723
the average of temperatures at noontime from monday to friday is 60 ; the lowest one is 50 , what is the possible maximum range of the temperatures ?
[ "50", "25", "40", "45" ]
A
openbookqa
obqa_02_01030
What action does sweat take once it forms?
[ "it contracts", "it falls", "it expands", "it rises" ]
B
math_qa
mathqa_03_05076
for any integer n greater than 1 , n * denotes the product of all the integers from 1 to n , inclusive . how many prime numbers e are there between 6 * + 2 and 6 * + 6 , inclusive ?
[ "none", "one", "two", "three" ]
A
sciq
sciq_01_10249
The mature pollen grain is composed of two cells: the pollen tube cell and which other cell?
[ "ova", "photosynthesis cell", "glial cell", "generative cell" ]
D
sciq
sciq_01_10420
What part of a plant, which is attached to its stem nodes, is the "main organ" of photosynthesis?
[ "roots", "spores", "leaves", "flowers" ]
C
ARC-Easy
arc_04_01968
The most effective way to show a change happening over time is to display your results using a
[ "line graph.", "Venn diagram.", "pie chart.", "flow chart." ]
A
math_qa
mathqa_03_02506
raman ' s salary was decreased by 50 % and subsequently increased by 50 % . how much percent does he loss
[ "75", "65", "45", "25" ]
D
sciq
sciq_01_01438
What term means the percent by mass of each element in a compound?
[ "mass composition", "calculated composition", "percent composition", "molecular composition" ]
C
math_qa
mathqa_03_02418
how many 4 digit numbers are there , if it is known that the first digit is even , the second is odd , the third is prime , the fourth ( units digit ) is divisible by 7 , and the digit 2 can be used only once ?
[ "20", "150", "225", "300" ]
B
sciq
sciq_01_00273
What are alkenes organic compounds that contain one or more double or triple bonds between carbon atoms described as?
[ "unsaturated", "saturated", "insulated", "strong" ]
A
openbookqa
obqa_02_04755
Electric cars can have _______ and still run
[ "feelings", "digestive tracts", "empty juice", "hairy bodies" ]
C
ARC-Easy
arc_04_01116
Malaria is a common disease in many countries. What is the cause of this disease?
[ "a virus", "a bacterium", "a fungus", "a parasite" ]
D
openbookqa
obqa_02_02003
Compost, small rocks, and organic material make up
[ "air", "stone", "land", "water" ]
C
sciq
sciq_01_11496
The main organs of the cardiovascular system are the blood vessels and what else?
[ "heart", "lung", "capillaries", "alveoli" ]
A
math_qa
mathqa_03_04664
the average of 6 integers is 63 , and none of these integers is greater than 100 . if the average of 3 of the integers is 65 , what is the least possible value of one of the other two integers ?
[ "45", "62", "75", "83" ]
D
math_qa
mathqa_03_05964
in a certain company , a third of the workers do not have a retirement plan . 20 % of the workers who do not have a retirement plan are women , and 40 % of the workers who do have a retirement plan are men . if 140 of the workers of that company are men , how many of the workers are women ?
[ "85", "95", "105", "120" ]
A
math_qa
mathqa_03_05130
machine p and machine q are each used to manufacture 440 sprockets . it takes machine p 10 hours longer to produce 440 sprockets than machine q . machine q produces 10 % more sprockets per hour than machine a . how many sprockets per hour does machine a produce ?
[ "2", "4", "6", "8" ]
B
math_qa
mathqa_03_03096
if n is an integer and 101 n ^ 2 is less than or equal to 3600 , what is the greatest possible value of n ?
[ "7", "5", "9", "10" ]
B
sciq
sciq_01_09258
What is the sequence of elementary steps that together comprise an entire chemical reaction called?
[ "reaction circle", "basic reaction", "mechanical mechanism", "reaction mechanism" ]
D
sciq
sciq_01_04476
What are the earth's two poles called?
[ "east and west", "southwest and south", "north and south", "west and south" ]
C
openbookqa
obqa_02_03897
After a whiteout you need to
[ "remove snow", "login to Warcraft", "wish for snow", "apply suntan lotion" ]
A
math_qa
mathqa_03_00793
a train 200 meters long completely crosses a 300 meters long bridge in 45 seconds . what is the speed of the train is ?
[ "10", "20", "30", "40" ]
D
sciq
sciq_01_11509
What goes through different larval stages?
[ "sponges", "plants", "crustaceans", "octopuses" ]
C
sciq
sciq_01_04522
What is the study of structure, properties, and interactions of matter?
[ "geology", "petrology", "biology", "chemistry" ]
D
sciq
sciq_01_07311
Descending fibers from the cerebrum have branches that connect to neurons in the pons. those neurons project into the cerebellum, providing a copy of motor commands sent to this?
[ "spinal cord", "cerebral cortex", "neurotransmitters", "umbilical cord" ]
A
math_qa
mathqa_03_01075
charges made by two companies for the same a / c company xcompany y price $ 575 $ 530 surcharge as a percent of price 4 % 3 % installation charge $ 82.50 $ 93.00 the table above shows the various charges made by two companies for the same air conditioner . what is the total amount that can be saved on the purchase and ...
[ "$ 41.60", "$ 45.00", "$ 50.75", "$ 55.75" ]
A
ARC-Easy
arc_04_01299
What would best regulate the temperature of an overheated body?
[ "a decrease in sweating", "a decrease in the breathing rate", "a dilation of blood vessels in the skin", "an increase in heart rate" ]
C
math_qa
mathqa_03_00408
the average weight of 8 person ' s increases by 6 kg when a new person comes in place of one of them weighing 45 kg . what is the weight of the new person ?
[ "90", "93", "56", "80.5" ]
B
sciq
sciq_01_10655
What is the rate at which a specific allele appears within a population called?
[ "allele rarity", "allele commonness", "trait frequency", "allele frequecy" ]
D
ARC-Easy
arc_04_00500
Water enters a plant cell through the
[ "cell wall.", "chloroplasts.", "mitochondria.", "nucleus." ]
A
sciq
sciq_01_02504
What occurs when water lost by transpiration is not replaced by absorbtion from room?
[ "shedding", "wilting", "perspiration", "rotting" ]
B
sciq
sciq_01_08526
Things that are hydrophobic repel or otherwise don't really mix with what?
[ "heat", "magnets", "air", "water" ]
D
openbookqa
obqa_02_01118
As a liquid's temperatures get hotter
[ "ice cream will deliquesce faster when the liquid is poured over it", "rocks will melt faster when the liquid is poured over it", "the liquid will harden as it's poured", "the liquid will cool down anything it touches" ]
A
sciq
sciq_01_00647
What is the plasma membrane mainly composed of?
[ "filaments", "antibodies", "carbon", "phospholipids" ]
D
math_qa
mathqa_03_04839
a girl goes to her school from her house at a speed of 6 km / hr and returns at a speed of 4 km / hr . if she takes 10 hours in going and coming back , the distance between her school and house is
[ "12 kms", "16 kms", "20 kms", "24 kms" ]
D
math_qa
mathqa_03_00401
for how many unique pairs of nonnegative integers { a , b } is the equation a ^ 2 - b ^ 2 = 235 true ?
[ "1", "2", "5", "7" ]
B
sciq
sciq_01_04207
What type of waves start when a source of energy causes a disturbance in the medium?
[ "mechanical waves", "mechanical currents", "fluid waves", "magnetic waves" ]
A
math_qa
mathqa_03_05006
if x and y are positive integers and y ≠ 1 , then xy ( y − 1 ) is
[ "always even", "always odd", "odd only when x is odd", "even only when y is even" ]
A
math_qa
mathqa_03_03275
there were two candidates in an election . winner candidate received 62 % of votes and won the election by 288 votes . find the number of votes casted to the winning candidate ?
[ "456", "744", "912", "1200" ]
B
math_qa
mathqa_03_03731
a circular logo is enlarged to fit the lid of a jar . the new diameter is 40 per cent larger than the original . by what percentage has the area of the logo increased ?
[ "50", "96", "100", "125" ]
B
ARC-Easy
arc_04_00182
Arctic areas are covered with snow and ice for much of the year. Which color rabbits would be safest from foxes there?
[ "grey", "black", "white", "brown" ]
C
sciq
sciq_01_10555
Paint keeps oxygen and water from coming into direct contact with the metal, which prevents what?
[ "evaporation", "filtration", "heat", "corrosion" ]
D
math_qa
mathqa_03_03099
when average age of 20 members are 0 , how many members greater than 0 ?
[ "17", "19", "21", "24" ]
B
sciq
sciq_01_07568
What two types of hormones regulate mammalian reproduction?
[ "tropic and subtropic", "tropic and sex", "endorphins and adrenaline", "pheromones and enzymes" ]
B
ARC-Easy
arc_04_02018
Which a molecular process found only in retroviruses?
[ "reverse translation", "translation", "reverse transcription", "transcription" ]
C
sciq
sciq_01_02148
The heart and the arteries and veins are associated with what system of the body?
[ "metabolism", "respiration", "cardiovascular", "digestion" ]
C
ARC-Easy
arc_04_01845
Which atmospheric phenomena are created by the interaction of charged particles with Earth's magnetosphere?
[ "auroras", "tornadoes", "rainbows", "inversions" ]
A
sciq
sciq_01_07448
A pacemaker uses electrical shocks to stimulate the what to beat properly?
[ "pancreas", "liver", "brain", "heart" ]
D
math_qa
mathqa_03_00538
consider a lady took a loan from a bank at the rate of 12 % p . a . simple interest . after 3 years she had to pay rs . 5400 interest only for the period . the principal amount borrowed by her was
[ "rs . 2000", "rs . 10000", "rs . 15000", "rs . 20000" ]
C
openbookqa
obqa_02_03338
Nearly all prehistoric bones are found in
[ "granite", "shale", "trees", "marble" ]
B
math_qa
mathqa_03_00811
a tank holds x gallons of a saltwater solution that is 20 % salt by volume . one fourth of the water is evaporated , leaving all of the salt . when 7 gallons of water and 14 gallons of salt are added , the resulting mixture is 33 1 / 3 % salt by volume . what is the value of x ?
[ "37.5", "75", "105", "150" ]
C
sciq
sciq_01_10529
When water particles become hot enough to overcome the force of attraction between them, what happens to the water?
[ "it pools", "it boils", "it freezes", "it evaporates" ]
B
sciq
sciq_01_03766
What do we call heated groundwater that erupts from the ground under pressure?
[ "spas", "aquifers", "volcanic eruptions", "springs or geysers" ]
D
sciq
sciq_01_01376
Alternation of generations is characteristic of the life cycle of all what?
[ "animals", "cells", "plants", "organs" ]
C
openbookqa
obqa_02_04345
When the sun rises, there is light and it is daytime. When is it night time?
[ "when its blue and Pink", "when its down and lightless", "when its seven and eight.", "when its dead and gone" ]
B
ARC-Easy
arc_04_01950
In order to distinguish fact from opinion, conclusions in experiments should be
[ "recorded on a computer.", "presented in bar graphs.", "based on verifiable data.", "organized in a table." ]
C
openbookqa
obqa_02_02562
Bread makers only run if you have
[ "an extension cord", "adamantium claws", "a power cord", "dirt and gravel" ]
C
sciq
sciq_01_09260
What is the color of the powder of a mineral called?
[ "dye", "hue", "pigment", "streak" ]
D
math_qa
mathqa_03_04187
car x began traveling at an average speed of 35 miles per hour . after 72 minutes , car y began traveling at an average speed of 42 miles per hour . when both cars had traveled the same distance , both cars stopped . how many miles did car x travel from the time car y began traveling until both cars stopped ?
[ "105", "140", "175", "210" ]
D
ARC-Easy
arc_04_00554
What is a job of white blood cells?
[ "transport oxygen", "remove waste", "fight disease", "enable reproduction" ]
C
ARC-Easy
arc_04_01911
Which resource, abundant in Nevada, is nonrenewable?
[ "copper", "wind", "sunlight", "wood" ]
A
openbookqa
obqa_02_04210
When the moon, sun, and earth line up, tides are at their
[ "lower", "increased", "gone away", "just okay" ]
B
openbookqa
obqa_02_00114
A woman leaves some meat on the counter, and bacteria begins to quickly grow on the surface. This bacteria may cause
[ "turned food", "growing beans", "sticky toffee", "pocked oranges" ]
A
openbookqa
obqa_02_00840
What can cause a process that has a negative effect on the environment?
[ "pulleys", "sharks", "tillage", "ice" ]
C
sciq
sciq_01_06533
Arguably the most important ingredient in saliva for digestion is a type of what, which initiates the breakdown of carbohydrates?
[ "genes", "enzyme", "fatty", "amino" ]
B
math_qa
mathqa_03_04933
the sum of five consecutive even numbers is 500 . find the middle number of the five ?
[ "140", "66", "100", "99" ]
C
math_qa
mathqa_03_05256
if x is 11 percent greater than 70 , then x =
[ "77.7", "91.0", "88.0", "70.9" ]
A
sciq
sciq_01_06731
When atomic orbitals hybridize, the valence electrons occupy these?
[ "newly developed orbits", "expanded pathways", "newly created elements", "newly created orbitals" ]
D
sciq
sciq_01_05345
What type of simple inheritance is too simplified to explain most human traits?
[ "mendelian", "etiology", "mitosis", "spontaneous mutation" ]
A
math_qa
mathqa_03_00663
if x is an integer and 2.134 × 10 ^ x is less than 2 , 100,000 , what is the greatest possible value for x ?
[ "7", "6", "5", "4" ]
C
sciq
sciq_01_04800
Cells that undergo cell division continue to have their telomeres shortened, thus telomere shortening is associated with what life process?
[ "reproduction", "metabolism", "reducing", "aging" ]
D
sciq
sciq_01_09273
What are the three stages of water?
[ "ice, liquid, vapor", "ice, rock, sky", "vapor, earth, internal", "liquid, underground, frozen" ]
A
sciq
sciq_01_09609
What is the only planet that rotates clockwise as viewed from its north pole?
[ "uranus", "mars", "earth", "venus" ]
D
sciq
sciq_01_01541
The protist life cycle benefits by including what forms of reproduction?
[ "ideal and sexual", "asexual and biological", "asexual and sexual", "atypical and sexual" ]
C
sciq
sciq_01_11238
What type of tissue covers the outside of a plant in a single layer of cells called the epidermis?
[ "mucous", "dermal", "dorsal", "anterior" ]
B
sciq
sciq_01_03062
What is the distance north or south of the equator called?
[ "elevation", "circumference", "longitude", "latitude" ]
D
openbookqa
obqa_02_03017
Which would likely spread the fastest?
[ "exhaust from a car", "windshield fluid from a car", "metal from a car", "water from a car" ]
A
openbookqa
obqa_02_04140
A supermodel with a big nose probably
[ "ate an animal with a big nose", "had a parent also with one", "didn't pay the photographer enough", "ate dog food a lot" ]
B
openbookqa
obqa_02_00658
An example of an instinctive behavior is
[ "a herd of zebras heading in the direction of rain clouds at the end of the dry season", "a baby bird falling from its nest", "a horse following the commands of its rider", "a bird dying from an infection" ]
A
ARC-Challenge
arc_04_03078
Some businesses offer customers the option to pay for merchandise using their fingerprints as identification. Which of the following would most benefit customers that use this new technology?
[ "cost of product is reduced", "protection of private information", "ability to track customer preferences", "funds would be credited immediately" ]
B
sciq
sciq_01_11469
What is the name for the process of charging an object by touching it with another charged object?
[ "charging by transfer", "charging by conduction", "charging by connection", "charging by convection" ]
B
sciq
sciq_01_09994
Convection is the transfer of what type of energy by particles moving through a fluid?
[ "thermal", "atmospheric", "Nuclear", "Chemical" ]
A
sciq
sciq_01_01854
A ramp is an example of what?
[ "move plane", "change plane", "inclined plane", "level plane" ]
C
math_qa
mathqa_03_03816
earl can stuff advertising circulars into envelopes at the rate of 36 envelopes per minutes and ellen requires a minutes and half to stuff the same number of envelops . working together , how long will it take earl and ellen to stuff 120 envelopes
[ "2 minutes", "5 minutes", "7 minutes", "3 minutes" ]
A
sciq
sciq_01_04083
Oceans are divided into zones bases on distance from shore and what other factor?
[ "water depth", "temperature", "animal species", "salinity" ]
A
sciq
sciq_01_05503
Winds moving air masses causes what?
[ "weather", "tsunami", "tremors", "earthquake" ]
A
sciq
sciq_01_00870
What helps fungus digest cellulose and other materials found in rotting matter?
[ "hormones", "enzymes", "carbohydrates", "soil" ]
B
openbookqa
obqa_02_02142
A person can see a large pollutant source when looking at
[ "trash heaps", "land tracts", "bottle deposits", "water droplets" ]
A
sciq
sciq_01_02984
Structurally, diplomonads have two equal-sized what and multiple flagella?
[ "electrons", "nuclei", "atoms", "neutrons" ]
B
sciq
sciq_01_08988
Shrimp are an example of what group within the arthropods?
[ "scorpion", "myriapods", "crustaceans", "insect" ]
C
sciq
sciq_01_06011
What is the permanent prevention of gamete production or release called?
[ "sterilization", "restoration", "fertilization", "insemination" ]
A
sciq
sciq_01_09773
Slime molds have several morphological similarities to fungi, including spore-generation, that are thought to be the result of convergent what?
[ "emergence", "generation", "evolution", "phenomenon" ]
C
sciq
sciq_01_04440
Inside a cylinder, thermal energy is converted to what type of energy of the moving piston?
[ "horsepower", "residual energy", "electrochemical energy", "kinetic energy" ]
D
sciq
sciq_01_10328
Fusion is another nuclear process that can be used to produce energy. in this process, smaller nuclei are combined to make larger nuclei, with an accompanying release of this?
[ "food", "energy", "mineral", "cells" ]
B
math_qa
mathqa_03_02026
in a group of 800 people , 3 / 5 play at least one instrument , 96 play two or more . what is the probability that one student play exactly one instrument ?
[ "2 / 125", "12 / 25", "c", "3 / 25" ]
B
ARC-Challenge
arc_04_02403
A carpenter covered a piece of wood with a thin sheet of paper. He struck the covered piece of wood with a hammer. The impact left a small hole in the paper that smelled of smoke. Which kind of energy transfer did this event most likely demonstrate?
[ "chemical to thermal", "mechanical to thermal", "mechanical to chemical", "chemical to mechanical" ]
B