A box contains card bearing numbers from 1 to 70 .If one card is drawn at random from the box find the probability it bears (1) a number is divisible by 5 (2) perfect square (3) an odd numbers.
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1) 14/70 and 2) 8/70 and 3) 35/70...
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(1) P (a no.divisible by 5)=14 /70
(2) P (E ) =8/70.
(3) P (E ) =35 /70
(2) P (E ) =8/70.
(3) P (E ) =35 /70
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