Question

A box of sweets contain 7 pieces of Malik shop and 8 pieces of rasgulla. two piece of sweet are taken out from the box at random determine the probability that
A) both will be rasgulla
B) only one will be rasgulla

Answer 1

samplespace n(s) = 7 + 8 = 15

Let A be the event getting 2 rasgulla .

n(a) = 2

p(a). = 2\15

n(b) = 1

p(b) = 1\15