Cards marked with numbers 5 to 50 are placed in a box and mixed thoroughly. A card is drawn
Channel: Doubtnut
Date: 03/01/2020

Cards marked with numbers 5 to 50 are placed in a box and mixed thoroughly. A card is drawn from the box at random. Find the probability that the number on the taken out card is (i) a prime number less than 10 (ii) a number which is a perfect square.