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JEE Advanced 2020 Full Test 6 Paper 2

Paragraph for Question Nos. 53 and 54

Saina is to play with Sharapova in a three set match. For a particular set, the probability of Saina winning the set is y and if she wins probability of her winning the next set becomes √y else the probability that she wins the next one becomes y2. There is no possibility that a set is to be abandoned. R is probability that Saina wins the first set.

Question : 54

Total: 54

If R=‌

and Saina wins the second set then probability that she has won first set as well is nearly equal to

0.74
0.46
0.26
0.54

Validate

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