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GATE | GATE-CS-2016 (Set 2) | Question 15

Suppose that a shop has an equal number of LED bulbs of two different types. The probability of an LED bulb lasting more than 100 hours given that it is of Type 1 is 0.7, and given that it is of Type 2 is 0.4. The probability that an LED bulb chosen uniformly at random lasts more than 100 hours is :   Note : This question was asked as Numerical Answer Type.

(A)

0.55

(B)

0.7

(C)

0.4

(D)

0.35

Answer

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