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  5. GMAT SECTION 2: QUANTITATIVE

Free GMAT GMAT SECTION 2: QUANTITATIVE Exam Questions (page: 34)

Page 34 of 182
PDF with 745 Questions

There are 200 cats in Cat-City. Out of the 200, 70 are street cats and the rest are domestic cats. 110 cats are gray, 30 out of the gray cats are domestic ones. How many domestic cats are there which are not gray in Cat- City?

  1. 90.
  2. 80.
  3. 50.
  4. 40.
  5. 25.

Answer(s): C

Explanation:

Out of 200 cats, 130 are domestic ones. Out of 110 gray cats, 30 are street cats therefore 80 are grey and domestic ones.
Altogether there are 130 domestic cats, 80 are grey so (130 – 80) = 50 are not grey.



Chandler is building a fence in the following method: He grounds 10 poles, each 10 Cm thick, in 1 meter spaces from each other. He then connects the poles with a barbed wire. What is the total length of the fence?

  1. 11.
  2. 12.
  3. 9.9.
  4. 10.
  5. 13.

Answer(s): D

Explanation:

The total width of the poles is (10 x 0.1 = 1) meter.
There are 9 spaces between the poles, each 1 meter, so it’s another 9 meters. The total length is (1 + 9 = 10) meters.



What is the sum of all the even numbers bigger than (-10) and smaller than 12?

  1. 2.
  2. 10.
  3. 0.
  4. 8.
  5. 4.

Answer(s): B

Explanation:

This is a series of numbers with a constant spacing between them.
The first number is (-8) and the last is (10), there are 10 numbers altogether. The formula for such a series is: ((-8 + 10) x 10)/2 = 10.
The second way to answer such a question is to write the numbers and add them.



The value of an “Aerosoul” stock changes according to the following method:
At the end of each month her value is doubled but due to commission the stock’s value is decreases by $10. If the value at the beginning of January is $A, what would be her value at the end of February?

  1. 4A – 10.
  2. 4A – 20.
  3. 4A – 30.
  4. 4A – 40.
  5. 4A – 50.

Answer(s): C

Explanation:

At the end of January her value is 2A – 10.
At the end of February her value is (2 x (2A – 10) – 10 = 4A – 30).



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