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Question

If a person is selected at random, find the probability that the person is under 60 but over 39 years.

A
0.25
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B
0.50
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C
0.66
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D
0.75
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Solution

The correct option is C 0.66
Total no. of workers =38+27+86+48+3=202
Number of worker's age between 3960=86+48+3=137
P(E)=137202=0.675

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