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
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Numbers NOT divisible by 2 or 3 in the range [1, 20]:
1, 5,7,11,13,17,19
So numbers divisible: 13 numbers.
Probability = 13/20 = 0.65
1, 5,7,11,13,17,19
So numbers divisible: 13 numbers.
Probability = 13/20 = 0.65
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