One number is selected at random from 1 to 900. The probability that it is a perfect square is

One number is selected at random from 1 to 500. Find the probability that it is a perfect square.

One number is selected at random from 1 to 100. The probability that it is a prime number is

The integer is selected at random from 1 to 25. The probability that it is a prime number is

A box contains 90 discs which are numbered from 1 to 90. If one disc is selected at random from the box, find the probability that it bears a perfect square number

A number is selected at random from 1 to 50. What is the probability that it is (a) a prime number (b) not a perfect cube (c) a perfect square (d) a triangular number (e) a multiple of 6 (f) not a multiple of 2

A number is selected at random from integers 1 to 100 . Find the probability that it is (i) a perfect square (ii) not a perfect cube.

A number is selected at random from integers 1 to 100. Find the probability that it is not a perfect cube.

A box contains 90 discs which are numbered from 1 to 90. If one disc is drawn at random from the box, find the probability that it bears a perfect square number.

A box contains 90 discs which are numbered from 1 to 90. IF one disc is drawn at random from the box, find the probability that it bears a perfect square number.

A bag contains 100 identical marble stones which are numbered from 1 to 100. If one stone is drawn at random from the bag, find the probability that it bears a perfect square number.