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A box contains cards numbered 11 to 123. A card is drawn at random from the box. Find the probability that the number on the drawn card is (i) a square number (ii) a multiple of 7 |
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Answer» (i) Square numbers between 11 to 123 are {16, 25, 36, ..........., 121} P (square number) = 8/113 (ii) Multiple of 7 between 11 to 123 are {14, 21, 28, ............., 119} P (multiple of 7) = 16/113 |
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