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Three - digit numbers formed by using digits 0, 1, 2 and 5 (without repetition) are written on different slips with distinct number on each slip, and put in a bowl. One slip is drawn at random from the bowl. The probability that the slip bears a number divisible by 5 is??

Three - digit numbers formed by using digits 0, 1, 2 and 5 (without repetition) are written on different slips with
distinct number on each slip, and put in a bowl. One slip is drawn at random from the bowl. The probability that the
slip bears a number divisible by 5 is??

Grade:11

1 Answers

Vijay Mukati
askIITians Faculty 2590 Points
5 years ago
Dear Student,

Total three digit numbers possible are 3*3*2.
Out of these, possible number of numbers divisible by 5 will be 3*2 (ending with 0) + 2*2 (ending with 5).

Therefore requiired probability will be (3*2 + 2*2)/(3*3*2) = 5/9

Thanks,

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