Practice Quiz

GMAT Math Practice Test #1 - Question List

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6.

If diagonal of a square room is x, what is the area of the room?

  1. x/2
  2. x/√2
  3. 2x
  4. x2/2
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7. If the length and width of a rectangular garden plot were each increased by 10 percent, what would be the percent increase in the area of the plot?
  1. 20
  2. 21
  3. 12
  4. 11
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8. Rectangular floors X and Y have equal area. If floor X is 8 feet by 27 feet and floor Y is 9 feet wide, what is the length of floor y, in feet?
  1. 24
  2. 21
  3. 18
  4. 20
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9. A rectangular carton in 10 cm long, 15 cm wide and 5 cm high. If, the length, the width and the height each is doubled, what will be its volume, in cubic cm?
  1. 20
  2. 60
  3. 1500
  4. 6000
See answer
10.

Which of the following is equal to x20 for all positive values of x?

  1. (x10 + x10 )
  2. (x2)10
  3. (x10)10
  4. (x5)15
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