Quantitative Aptitude

General Questions

11.  Two dice are tossed. The probability that the total score is a prime number is:

A. 1/6
B. 5/12
C. 1/2
D. 7/9
12.  In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is:

A. 21/46
B. 25/117
C. 1/50
D. 3/25
13.  From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?

A. 1/15
B. 25/57
C. 35/256
D. 1/221
14.  Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?

A. 1/2
B. 3/4
C. 3/8
D. 5/16
15.  In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

A. 1/10
B. 2/5
C. 2/7
D. 5/7