GMAT Section 2

GMAT Section 2 practice questions, page 6 of 29, with answer review and explanations.

Question 26

What is the least integer that is a sum of four different primes each greater than 20?

  1. 79
  2. 83
  3. 120
  4. 133
  5. 169 C

Question 27

One quarter of the workers at the factory is clerical, one fifth is technical, half are administrative and the other 25 are managerial. How many workers total are there in the factory?

  1. 250
  2. 366
  3. 400
  4. 500
  5. 2500

Question 28

The price of a product is $a. Bill bought s products and then sold 80 percents of them $b. which of the following represents the whole deal if Bill's profit was three times the cost?

  1. 0.8sb = 4sa.
  2. (1-0.8) s ""ab = 3s.
  3. 3(0.8a "" sb) = sa.
  4. (s-0.8s) (b-a) = 3.
  5. (s0.8s) / (b-a) = 3.

Question 29

A grocer bought 24Kg of coffee beans at price X. After a while one third of the stock got spoiled so he sold the rest for 200$ per Kilo and made a total profit of twice the cost. What must be price X?

  1. 66 2/3$.
  2. 50 1/3$.
  3. 44 4/9$.
  4. 33 1/3$.
  5. 24 1/2$.

Question 30

Kenny is three times older than Bob. In P years he will be twice older than Bob will be Q years later. Which of the following represents Kenny's age comparing to Bob's? (If X = Kenny's age)

  1. X + P = 6X (P+Q).
  2. 2(X+P) = 3X + Q.
  3. (X+P)/2 = X/3 + P + Q.
  4. 3(X+P+Q) = 2X.
  5. 3X = 2(P + Q).