Question

cards marked with numbers 1,2,3,..........25 are placed in a box and mixed thoroughly and one card is drawn at random from the box. what is the probability that the number on the card is , a prime number, a multiple of 3 and
5 , an odd number neither divisible by 5 nor by 10,perfect square , a two digit number

Answer 1

1. 8/25

2.0/25 as there is no common multiple of 3 and 5 between 1-25

3.9/25

4.5/25

5.16/25

Answer 2

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