Question

1. In a family of two children. Find the probability of at least one girl child.

2 . From 1 to 50 find the probability of getting a multiple of 6.

3. Three unbiased coins are tossed together. Find the probability of getting: (i) all heads (ii) two heads (iii) one head (iv)At least two head

4.Find the probability that a leap year selected at random will contain 53 Sundays.

5. Two dice are thrown simultaneously. Find the probability of getting: (i) a doublet i.e. same number on both dice. (ii) The sum as a prime number.

Answer 1

Answer:

1A is 1

2A is 7/50

3A is all heads is 1

two heads is 2/3

one head is 1/3

at least one head is 1/3

4A is 53/366

5A is