Tickets numbered 1 to 60 are mixed thoroughly in a box

MATHEMATICS · Multi-part · CBSE · Mathematics · Probability · Probability

Problem

Tickets numbered 1 to 60 are mixed thoroughly in a box. One ticket is drawn at random. (a) Calculate the probability that the number on the ticket is a multiple of 5. (b) Calculate the probability that the number is both a multiple of 3 and even. (c) Calculate the probability that the number is prime and less than 20.

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