A bag contains 40 ball out of which some are red, some are blue and remaining is black. If the probability of drawing a red ball is 11/40 and that of blue ball is 1/3, then what is the no of black ball.
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Answered by
4
Answer:
43/120
Step-by-step explanation:
probability of drawing red ball = 11/40
probability of drawing blue ball = 1/3
probability of not drawing black ball = 11/40 +1/3 = 77/120
probability of drawing black ball = 1 - 77/120 = 43/120
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jainaditya0411:
pls mark me brainliest
Answered by
1
Answer:
Step-by-step explanation:How probability of blue ball is 1/3
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