Write name of 20friends and day their birthday find the probabillity that birthday of your friend will not fall on wednesday
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Answer:
There are 7 days in a week.
Probability = Favourable No. of outcomes / Total no. of outcomes
So, the probability that it is your friend's b'day is 1/20.
And the probability that his birthday will not fall on wednesday is
(1/20) / 7 = 7 / 20
Step-by-step explanation:
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