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GRE Test Prep : Discrete Quantitative Comparison


Formats Quiz Review
Multiple choice

Your Performance  

1.

If a / b = - 2 / 3, then b3 / a3 is equal to

  - 27 / 8

  9 / 4

  27 / 8

  - 8 / 27

  8 / 27

  Half-n-half Clue
 

2.

If f(x, y) = 2 y - x2 where x and y are real numbers, then f( f(5, 6), 6) is equal to

  -13

  157

  13

  -157

  -181

  Half-n-half Clue
 

3.

The length of the line segment connecting point A (-1, 14) and point B (-13, 5) is

  9

  12

  21

  225

  15

  Half-n-half Clue
 

4.

A piece of equipment consumes c cents per hour of fuel and requires d dollars per hour for other operational costs. What is the cost in dollars of operating the equipment for 300  hours?

  300 c + 3 d

  3 c + 300 d

  300 (c + d)

  0.01 c + d

  3 (c + d)

  Half-n-half Clue
 


 
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