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Engineering Maths · Q21

Probability and Statistics

Engineering and GATE · Engineering Maths · question 21

Q21

A hydraulic structure has four gates which operate independently. The probability of failure of each gate is 0.2. Given that gate 1 has failed, the probability that both gates 2 and 3 will fail is

A.
0.240
B.
0.200
C.
0.040
Answer
D.
0.008

Answer: Option C

Solution

Answer: Option C
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