Question

. A bag contains 40 balls of four different colours. Out of these 10 are red, 9 are black and the

rest are blue or green. The probability that a ball picked at random is blue is



. Find the

probability that a ball picked a random is green in colour.

​

Answer 1

Answer:

bag contains 40 balls of four different colours. Out of these 10 are red, 9 are black and the

rest are blue or green. The probability that a ball picked at random is blue is

. Find the

probability that a ball picked a random is green in colour.