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Rishav and Mahesh appeared for an interv...

Rishav and Mahesh appeared for an interview. The probability of their selection is `(1)/(3)` and `(1)/(5)` respectively . Find the probability .
(i) both selected
(ii) only one of them selected
(iii) neither of them selected .

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The correct Answer is:
`(i) (1)/(18) (ii) (7)/(18) (iii) (5)/(9)`
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