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  1. A card is drawn at random from a pack of 100 cards numbered 1 to 100. The probability drawing a number which is a square is ?
    1. 1/5
    2. 2/5
    3. 1/10
    4. None of these
Correct Option: C

Total ways = 100
Squares of following no's lie between 1 and 100,
12, 22, 32 , 42, 52 , 62, 72, 82 , 92 , 102
(Which are 10 in numbers.)
So. Required probability = 10/100 = 1/10



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