One ticket is selected at ransom form 50...

One ticket is selected at ransom form 50 tickets numbered `00,01,02,…,49.` Then the probability that the sum of the digits on the selected ticket is 8, given that the product of these digits is zero, is

`(1)/(50)`

`(1)/(14)`

`(1)/(7)`

`(5)/(14)`

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