Question

a bag contains 2red 3 green and 2 blue balls . two balls are drawn at random what I the probablity that none of the balls drawn is blue

Answer 1

Answer:

no. of red balls = 2

no. of green balls = 3

no. of blue balls = 2

probability(no blue balls) = red balls+ green balls / total balls

probability(no blue balls)= 5/7

Step-by-step explanation: