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PREP07 Test 2
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If k is a positive integer and the tens digit of k + 5 is 4, what is the tens digit of k ?(1) k > 35 (2) The units digit of k is greater than 5.
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PREP07 Test 2
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If a and b are nonzero numbers on the number line, is 0 between a and b ? (1) The distance between 0 and a is greater than the distance between 0 and b.(2) The sum of the distances between 0 and a and between 0 and b is greater than the distance between 0 and the sum a + b .
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PREP07 Test 2
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Ann bought five different kinds of fruit: apples, oranges, pears, mangoes, and bananas. If the number of apples that Ann bought was twice the number of oranges and if the number of pears that Ann bought was the same as the number of apples and oranges combined, what fraction of the total number of pieces of fruit that Ann bought were pears? (1) Ann bought a total of 18 pieces of fruit. (2) Ann bought 5 bananas.
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PREP07 Test 2
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Of the 200 members of a certain association, each member who speaks German also speaks English, and 70 of the members speak only Spanish. If no member speaks all three languages, how many of the members speak two of the three languages? (1) 60 of the members speak only English.(2) 20 of the members do not speak any of the three languages.
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PREP07 Test 2
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If a, b, and c are integers, what is the value of a ? (1) (a - 7)(b - 7)(c - 7) = 0 (2) bc = 18
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PREP07 Test 2
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Is xy > 0 ? (1) x - y > -2 (2) x - 2y < -6
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PREP07 Test 2
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If x - y > 10, is x - y > x + y ? (1) x = 8 (2) y = -20
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PREP07 Test 2
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If @ denotes one of the four arithmetic operations addition, subtraction, multiplication and division, what is the value of 1 @ 2 ? (1) n @ 0 = n for all integers n. (2) n @ n = 0 for all integers n.
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PREP07 Test 2
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If Mary always takes the same route to work, how long did it take Mary to get to work on Friday? (1) It took Mary 20 minutes to get to work on Thursday. (2) Mary's average speed on her trip to work was 25 percent greater on Thursday than it was on Friday.
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PREP07 Test 2
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At a certain store, each notepad costs x dollars and each marker costs y dollars. If $10 is enough to buy 5 notepads and 3 markers, is $10 enough to buy 4 notepads and 4 markers instead? (1) Each notepad costs less than $1. (2) $10 is enough to buy 11 notepads.
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PREP07 Test 2
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A certain economics class consists of 50 women and 30 men. How many of the men in the class are business majors? (1) 40 percent of the women in the class are business majors. (2) 50 percent of all the people in the class are business majors.
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PREP07 Test 1
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Is z equal to the median of the three positive integers x, y, and z ?(1) x < y + z(2) y = z
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Is z equal to the median of the three positive integers x, y, and z ?(1) x < y + z(2) y = z
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PREP07 Test 1
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Of the 800 sweaters at a certain store, 150 are red. How many of the red sweaters at the store are made of pure wool?(1) 320 of the sweaters at the store are neither red nor made of pure wool.(2) 100 of the red sweaters at the store are not made of pure wool.
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PREP07 Test 1
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Which of Company X and Company Y earned the greater gross profit last year?(1) Last year the expenses of Company X were 5/6 of the expenses of Company Y.(2) Last year the revenues of Company X were $6 million less than the revenues of Company Y.
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PREP07 Test 1
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What is the value of 6x - 10 ?(1) 3x - 5 = 16(2) 12x - 10 = 74
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PREP07 Test 1
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During an experiment, some water was removed from each of 6 water tanks. If the standard deviation of the volumes of
water in the tanks at the beginning of the experiment was 10 gallons, what was the standard deviation of the volumes of water in the tanks at the end of the experiment?(1) For each tank, 30 percent of the volume of water that was in the tank at the beginning of the experiment was removed during the experiment.(2) The average (arithmetic mean) volume of water in the tanks at the end of the experiment was 63 gallons.
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PREP07 Test 1
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Machines X and Y work at their respective constant rates. How many more hours does it take machine Y, working alone, to fill a production order of a certain size than it takes machine X, working alone?(1) Machines X and Y, working together, fill a production order of this size in two-thirds the time that machine X, working alone, does.(2) Machine Y, working alone, fills a production order of this size in twice the time that machine X, working alone, does.
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PREP07 Test 1
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Is m $$\neq$$ n ?(1) m + n < 0(2) mn < 0
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PREP07 Test 1
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Last Friday each of the pets at a certain veterinary clinic was given either 1 treat or 2 treats. What was the total number of treats given to pets at the clinic last Friday?(1) The total number of pets at the clinic last Friday was 90.(2) 2/3 of the pets at the clinic last Friday were given 2 treats each.
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