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An electric bulb will last for 150 days ...

An electric bulb will last for 150 days or with a probability 0.7 and it will last formost 160 days with probability 0.8.probability that the bulb will last between 150 and 160 days is

A

`0.5`

B

`0.3`

C

`0.56`

D

`0.28`

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The correct Answer is:
A
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