Question

In a school there are 140 boys and 100 girls. Seven of the boys and 8 of the girls are left handed . Calculate the probability that the pupil is :
a1] a boy
2] left handed
A boy and a girl are chosen at random .
b] Calculate the probability that both pupils are left handed.

Answer 1

Step-by-step explanation:

a) probability of boy = 140/240

2) probability for left handed boy = 8/240