36. There are white, black and red balls in a bag. One ball is selected randomly. Probability of
getting a white ball is 3/10 and Probability of getting black is 2/5 then find the probability of getting
red ball. If there are 20 black balls, then find total number of balls in the bag.
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Answer:
the probability of getting
red ball = 3/10
total balls =50
step-by-step explanation:
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