Question

In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?; A. 1/3; B. 3/4; C. 7/19; D. 8/21; E. 9/21

Answer 1

the probability of getting neither red or green ball means the probability of getting blue balls

7/21=1/3

Answer 2

probability=sum of observation/ total no. of observation
=8/21 of red balls