If 10 consecutive days are chosen at random, what is the probability that two of them will be
Saturday
Answers
Given : 10 consecutive days are chosen at random,
To Find : what is the probability that two of them will be Saturday
Solution:
10 consecutive Days
7 days will be from Monday to Sunday Having one Saturday
Rest 3 days will have one Saturday
Hence Probability of having two Saturday = 3/7
Detailed Explanation :
1st day can be Monday
Monday to Wednesday Saturday 1
Tuesday to Thursday Saturday 1
Wednesday to Friday Saturday 1
Thursday to Saturday Saturday 2
Friday to Sunday Saturday 2
Saturday to Monday Saturday 2
Sunday to Tuesday Saturday 1
Three cases 2 Saturday out of 7
Hence Probability of having two Saturday = 3/7
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