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CBSE Class 11-science Answered

(i)A box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5 marbles are drawn from the box, what is the probability that(i) all will be blue? (ii) atleast one will be green?(ii) A die has two faces each with number '1', three faces each with number '2' and one face with number '3'. If die is rolled once, determine(i) P(2) (ii) P(1 or 3) (iii) P(not 3)
Asked by Topperlearning User | 12 Aug, 2014, 11:50: AM
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Answered by | 12 Aug, 2014, 01:50: PM

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CBSE 11-science - Maths
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(i)A box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5 marbles are drawn from the box, what is the probability that(i) all will be blue? (ii) atleast one will be green?(ii) A die has two faces each with number '1', three faces each with number '2' and one face with number '3'. If die is rolled once, determine(i) P(2) (ii) P(1 or 3) (iii) P(not 3)
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