A box contains 20 cards numbered from 1 to 20 . a card is drawn at random. find the probability that the number in the drawn card is divisible by 2 or 3 and a prime number
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according to given sum,
Total outcomes= 20.
possible outcomes that the number is divisible by 2 or 3
=2,3,4,6,8,9,10,12,14,15,16,18,20
so no. of favourable outcomes=13
P (E)= no. of favourable outcomes/ no. of outcomes
=13/20.
:-)hope it helps u.
Total outcomes= 20.
possible outcomes that the number is divisible by 2 or 3
=2,3,4,6,8,9,10,12,14,15,16,18,20
so no. of favourable outcomes=13
P (E)= no. of favourable outcomes/ no. of outcomes
=13/20.
:-)hope it helps u.
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