Math MCQs Chpater 7 book 1 (Probability)

1. A number is selected from first 50 prime numbers. What is the probability that it is an odd number?

a)    1/50

b)   1/2

c)    49/50

d)   None of these

2. A number is selected at number at random among the prime numbers between 300 and 500. What is probability that it is odd number?

a)    1

b)   2

c)    0

d)   ½

Answer:1

C

Answer:2

A