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A box contains 100 cards marked from 1 to 100. If one card is drawn at random from the box, find the probability that it bears : (i) a single digit number (ii) a number which is a perfect square (iii) a number which is divisible by 7 |
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Answer» Total number of outcomes = 100 (i) P (single digit number) = 9/100 (ii) P (perfect square) = 10/100 = 1/10 (iii) P (a number which is divisible by 7) = 14/100 = 7/50 |
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