Quantitative comparisons practice phần 7 doc

... and therefore the answer is C. 9. A: 87 2 - 86 2 B: 172 The best answer is A. We can write column A as ( 87 – 86)( 87 + 86) = 1( 87 + 86) = 173 . Column A is greater than column B. ... B. 6. A: 518  B: 72 8  The best answer is C. Column A = 282523225295018  . Column B = 2826222362 472 8  . The columns are equal. 7. A: 4 875  B: 29 T...

Ngày tải lên: 24/07/2014, 05:20

... 7. A: X B: 7 33 21       AI: X 7 = 33 21 The best answer is X. The fraction given is too complicated for any calculations. Take ½ for example instead. X 7 = ½  X = (1/2) -7 ... 4 5.0 2 XY Y X  . x y z A B C E A B C D Quantitative comparisons practice This file contains 621 quantitative comparison questions with full answers and ex...

Ngày tải lên: 24/07/2014, 05:20

... answer is C. 17. A: P B: 27 AI: Q + P = 27, Q – P = 27. The best answer is B. Adding the equations will give: Q = 27 and therefore P = 0. 18. A: Z B: M AI: 27 3 3 3 2    ZM MZ ... therefore A is larger. 14. A: 3 7 6       B: 2 8 7       The best answer is B. A = 343 216 7 6 7 6 3 3 3        . B = 64 49 8 7 2     ...

Ngày tải lên: 24/07/2014, 05:20

... height of the triangle is ( 75 510 22  ) and therefore the area of the triangle is equal to 2 75 5 . The area of the square is 100. The area of both is 100 + 2 75 5 , which is surely greater ... Column A: The volume given the length of a side is 7 3 . Column B: If side = X, then diagonal of a face = (X 2 + X 2 ) 1/2 = (2) 1/2 X. 72 = 236 = 6(2) 1/2  X = 6 and so th...

Ngày tải lên: 24/07/2014, 05:20

... so X = -7. 7 > -7 and so column B is greater than column A. 56. A: 168 5.125.2  XX B: 4 5.1  X A = 4/9 + 5/12 = 108 93 108 4548   < 1. B = 4 /7 + 5/11 = 77 79 77 3544   ... column B is greater than column A. 53. A: 1 – 4/ 17 B: 27/ 68 + 17/ 34 The best answer is B. Column A = 1 – 4/ 17 = 13/ 17 = 52/68. Column B = 27/ 68 + 34/68 = 61/68. Colum...

Ngày tải lên: 24/07/2014, 05:20

... greater since its denominator is smaller. 12. A: The average (arithmetic mean) of 372 , 375 , 378 and 375 . B: 376 .5 The best answer is B. B: 100 AI: 6 sprinklers can sprinkle 3 liters in 2 ... (arithmetic mean) speed of the cheetah during these 8 hours B: 75 .7 miles per hour AI: A cheetah runs for 5 hours at a speed of 70 miles per hour and three Hours at an average speed...

Ngày tải lên: 24/07/2014, 05:20

... And therefore column A is greater. 17. A: 3 7 B: 4 3 1 3 1 5  The best answer is C. Multiply both columns by 3 . Column A = 7. Column B = 7 4 7 4 4 3 116 4 3 1 3 1 533 4 3 1 3 1 5 ... using the formula: (X - Y)(X + Y) = X 2 – Y 2 . Column A = (9 47 – 33)(9 47 + 33) = 9 47 2 – 33 2 . 49. A: 270 degrees B:      The best answer is B. Th...

Ngày tải lên: 24/07/2014, 05:20

... least 70 crystal glasses and no more than 70 ceramic glasses in the kitchen cupboard The best answer is D. The number of crystal glasses is 70 and up and the number of ceramic glasses is 70 ... area of the shaded region is approximately 8R 2 – 2 x 3.14R 2 = 1.7R 2 Column A = 1.7R 2 and column B = approximately 4.7R 2 and therefore the answer is B. 9. A: The perimeter o...

Ngày tải lên: 24/07/2014, 05:20

... 60. A: 160 B: 7 810 18 63  The best answer is B. There is only one way to solve this problem (guessing doesn’t count):   1626 276 3 6 6 3 3 36 63 18 63 3 7 8 7 10 7 810 7 810      . ... + 7 B: 15 percent of 51 The best answer is B. A can be written as 7 100 70 0 50 100 14  . B can be written as 100 76 5 51 100 15  , and therefore column B is...

Ngày tải lên: 24/07/2014, 05:20

... A: X B: 3 AI: X Y        75 Y is a positive integer greater than 1. The best answer is A. Simplify the expression: 424 1 2 1 2 1 2 1 75 7 575 75 XX X X X Y                                     ... 60 45 4 3 8 24   and so this column is greater. 17. A: 3 /7 + 2/5 B: 2/3 + 1/5 The best answer is B. Column A = 105 87 35...

Ngày tải lên: 24/07/2014, 05:20