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A bag contains 5 red , 8 black and 7 whi...

A bag contains 5 red , 8 black and 7 white balls . One ball is chosen at random . What is the probability that the chosen ball is black ?

A

`(2)/(3)`

B

`(2)/(5)`

C

`(3)/(5)`

D

`(1)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Total number of balls = 5 + 8 + 7 = 20.
Number of black balls = 8 .
P(getting a black ball) = `(8)/(20) = (2)/(5)`.
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