There are 100 cards in which 1-100 numbers are written. a card is taken out in random. find the probability that the selected card is divisible by 9 and is a perfect square
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1
Possible outcomes={9,36,81}
P(Event)=3/100
P(Event)=3/100
Answered by
2
100/9=approximarely 11
11numbers are present which are divisible by 9
9,18,27,36,4 5,54,63,72,81,90,99 in this 9,36,81 are perfect squares
so answer is 3/100
11numbers are present which are divisible by 9
9,18,27,36,4 5,54,63,72,81,90,99 in this 9,36,81 are perfect squares
so answer is 3/100
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