cards numbered between 2 to 21 are placed ina bag and mixed thoroughly.find the probability of the taken card is
a) an even number
b) an odd number
c) odd multiple of 3
d) even multiple of 7
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hey..
P(E) = no.of favourable outcomes / total no.of possible outcomes
(a) P(E) = 10/20 = 1/2
(b) P(O) = 10/20 = 1/2
(c) P(M) = 4/20 = 1/5
(d) P(M) = 1/20
P(E) = no.of favourable outcomes / total no.of possible outcomes
(a) P(E) = 10/20 = 1/2
(b) P(O) = 10/20 = 1/2
(c) P(M) = 4/20 = 1/5
(d) P(M) = 1/20
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