A page is opened at random from a book containing 90 pages. Then the probability of a page number is a perfect square is………..

A page is opened at random from a book containing 100 pages. Find the probability that the page number is a perfect square.

A page is opened at random from a book containing 600 pages. What is the probability that the number on the page is a perfect square.

A page is opened at random from a book containing 600 pages. What is the probability that the number on the page is a perfect square.

A page is opened at random from a book containing 200 pages. What is the probability that the number of the page is a perfect square ?

A mathematics book contains 250 pages. A page is selected at random. What is the probability that the number on the page selected is a perfect square?

A page is selected at random from a book. The probability that the digit at units place of the page number chosen is less than 7 is

On one page of a telephone directory, there are 150 phone numbers. The frequency distribution of their unit digits is given below One of the numbers is chosen at random from the page. What is the probability that the unit digit of the chosen number is greater than 8 ?