There are 100 cards in a bag on which numbers from 1 to 100 are
written. A card is taken out from the bag at random. Find the
probability that the number on the selected card :-
(i) is divisible by 9 and is a perfect square.
(ii) is a prime number greater than 80.
Answers
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Step-by-step explanation:
i) Favourable outcomes:81
no Favourable of outcomes:1
total no of outcomes:100
p(e) =1/100
ii) favourable outcomes:83,87,89,97
no of favourable outcomes:4
total no of outcomes:100
p(e)=4/100
=1/25
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