cards marked with numbers 13,14,15,....,60 are placed in a box and mixed thoroughly. one card is drawn at random from the box. find the probability that the number on the card drawn is a number is a perfect square.
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11
Number of cards = 48
Required probability = 4/48 = 1/12 (number of perfect squares between 13 and 60 = 4)
Required probability = 4/48 = 1/12 (number of perfect squares between 13 and 60 = 4)
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2
4
5
6
7 therefore there four no
4/60
2/30
1/15 the probability is 1/15
5
6
7 therefore there four no
4/60
2/30
1/15 the probability is 1/15
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