AP ICET 2019 Shift 1 Paper

Question : 147 of 200

Marks: +1, -0

A problem in Mathematics is given to three students A, B and C whose chances of solving it are

1/3 , 1/4

and

1/2

respectively. What is the probability that the problem will be solved by at least one of them?

Solution:

The probability of solving the problem at least one of them = 1 – P (not solving the problem).

=1-2/3×3/4×1/2=3/4

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