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Standard VIII

Mathematics

Experimental Probability

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Question

$Tick the correct answer in each of the following : 8 cards are numberd as 1,2,3,4,5,6,7,8 respectively. They are kept in a box and mixed throughly. One card is chosen at random. What is the probability of getting a number less than 4 ? (a) \frac{1}{2} (b) \frac{3}{4} (c) \frac{3}{8} (d) \frac{3}{5}$

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Solution

$8 cards are numbers 1,2,3,4,5,6,7,8 They are mixed and kept in a box One card is chosen at random, then Probability od card having 9 number less than 4 = \frac{3}{8} (C)$

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Tick the correct answer in each of the following :8 cards are numberd as 1,2,3,4,5,6,7,8 respectively. They are kept in a box and mixed throughly. One card is chosen at random. What is the probability of getting a number less than 4 ?(a) 12(b) 34(c) 38(d) 35

8 cards are numbers 1,2,3,4,5,6,7,8They are mixed and kept in a boxOne card is chosen at random, thenProbability od card having 9 number less than 4=38 (C)

$8 cards are numbers 1,2,3,4,5,6,7,8 They are mixed and kept in a box One card is chosen at random, then Probability od card having 9 number less than 4 = \frac{3}{8} (C)$