Question

a bag contains 3 reds 5 black balls is drawn at random from the back whats the probability that the drawn ball in not red​

Answer 1

p(e)= No. of favourable outcomes/ Total no. of outcomes. A bags contains 3reds and 5 blacks ball it means the total no. of favourable outcome.(3+5)= 8.The probability of the drawn ball which is not red= 5/8.