a box contains card with number written on it from 1 to 80.A card is pulled out at random find tye probability that card shows a perfect square
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n(s)=80
(i ).event A card pulled is a perfect square.
A={1,4,9,16,25,36,49,64}
n(A)=8
p(A)=8/80=1/10
(i ).event A card pulled is a perfect square.
A={1,4,9,16,25,36,49,64}
n(A)=8
p(A)=8/80=1/10
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