Question

Suppose 10 men out of 100 men and 25 women out of 250 women are colour blind, then find the total probability of colour blind people. (Assume that both men and women are in equal numbers.)

Answer 1

Step-by-step explanation:

Abox contains 5 red, 4 white and 3 green balls. In how many ways can 3 balls be drawn from the box.

without replacement, so that at least 2 of them are green?