Question

A box contains 7 blue, 8 white and 5 black marble. If a marble is
drawn at random from the box. What is the prohability that it will be:
(i) black (ii) blue or black (iii) green
[3]​

Answer 1

1 ANS - 5 / 20

2 ANS - 1 / 20

3 ANS - 0 / 20

HOPE IT HELPS

Answer 2

Answer:

A box containing. 7 blue and 8 with and 5 black marble