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Q 2225467361.     Directions: Read the following passage carefully to solve the following questions.

A box contains 5 black, 1 white, some blue and some red balls.
The probability of picking out 1 blue ball is 1/5 and probability of picking out 1 red ball is 1/2.
What is the probability of picking out 1 black ball from the box?

IBPS-PO 2017 Mock Mains
A

1/2

B

1/3

C

1/4

D

1/5

E

1/5

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