GMAT Math Practice Test #1 - Question List

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11. A card is picked up at random from a pack of 52 cards. Find the probability that it is a king or queen.
  1. 2/13
  2. 3/13
  3. 7/52
  4. 1/13
12.

A box contains tickets numbered 01 to 100. What is the probability that a ticket selected at random will have number with a tenth digit of 5?

  1. 1/5
  2. 9/10
  3. 1/10
  4. ½
13. A series discount of 20% and 10% is equivalent to a single discount of
  1. 30%
  2. 28%
  3. 22%
  4. 27%
14. The product of two numbers is 1600 and their Highest Common Factor ( H.C.F.) is 5. The Lowest Common Multiple (L.C.M.) of the numbers is _______
  1. 320
  2. 1595
  3. 1605
  4. 8000
15. At simple interest, a sum doubles in 20 years. The rate of interest per annum is ____
  1. 5%
  2. 10%
  3. 12%
  4. 20%

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