A book has 100 pages. If a page is opened at random, the probability for the page to have a two digited number with the same digits is

A book has 999 pages. If a page is opened at random the probability that the sum of the digits in its number is 9, is

There are 100 pages in a book.If a page of the book is opened at random,the probability that the number on the page is two digit number made up with the same digit is

A book contains 1000 pages.A page is chosen at random.Find the probability that the sum of the digits of the marked number on the page is equal to 9.

A book contains 1000 pages. A page is chosen at random. Find the probability that the sum of the digits of the marked number on the page is equal to 9.

A book contains 1000 pages. A page is chosen at random. Find the probability that the sum of the digits of the marked number on the page is equal to 9.

A book contains 1000 pages. A page is chosen at random. Find the probability that the sum of the digits of the marked number on the page is equal to 9.

A book contains 85 pages. A page is chosen at random. What is the probability that the sum of the digits on the page is 8 ?

A book contains 85 pages. A page is chosen at random. What is the probability that the sum of the digits on the page is 8?

A book contains 92 pages. A page is chosen at random. What is the probability that the sum of the digits in the page number is 9?