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0 votes
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in Mathematics by (70.0k points)

A problem in statistics is given to three students whose chances of solving it are 1/2, 1/3 and 1/4. The probability that the problem is solved is : 

(a) 1/3 

(b) 1/2 

(c) 3/4 

(d) 1 

1 Answer

+1 vote
by (71.7k points)
selected by
 
Best answer

Correct option (c) 3/4

Explanation:

Let E1, E2, E3 be the respective events of solving the problem and E1, E2, E3 be the respective events of not solving the problem. Then 

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