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The probability that a bulb produced by a factory will fuse after 150 days if used is 0.50. what is the probability that our of 5 such bulbs none will fuse after 150 days of use? `1-(19//20)^5` b. `(19//20)^5` c. `(3//4)^5` d. `90(1//4)^5`

A

`1-((19)/(20))^5`

B

`((19)/(20))^5`

C

`((3)/(4))^5`

D

`90((1)/(4))^5`

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The correct Answer is:
A
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