Question

15.
A bag contains 20 balls of different colours. The probability of drawing a black ball is 4/5 then number of black balls in the bag is:
(A)14
(B)15
(C) 16
(D) 20​

Answer 1

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Answer 2

Answer:

16

Step-by-step explanation:

= Bag contains balls of different colours = 20 balls

= The probability of drawing a black ball = 4/5

= 20 - 4 = 16 Ans.