Question

Cards marked with the no 2 to 101 are place in box and mixed thoroughly one card is drawn from this box find the probadlity that the no on the card is (1) an even no (2) a no less than 14 (3) a no which is a perfect saqure (4) a prime no less than 20

Answer 1

Total outcomes (no.) :100 

1st favourable : 50
probability = 50/100 =1/2

2nd favourable : 12
probability = 12/100 = 3/25

3rd favourable : 10
probability = 10 / 100 = 1/10

4th favourable : 8
probability = 8/100 =2/25

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