Question
How many digits are required to number a book containing 300 pages?
More Permutation and combination Questions
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "MEASURE"?
- In how many different ways can the letters of the word ‘FLOWER’ be arranged in such a way that the vowels occupy only the odd positions?
- In how many different ways can 6 History and 5Hindi books be arranged in a shelf so that they are arranged alternately?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "PAINTER"?
- Find the number of words that can be formed by using all letters of the word ' PAINTING', if it starts with letter A and end with letter T.
- A selection of 7 cars must be made from a total of 13 cars for an exhibition. However, one specific car must always be included in the selection. If the ca...
- How many numbers of five digits may be formed with the digits 5, 0, 9, 0, and 6?
- How many different nine digit numbers can be formed from the number 66 55 99 222 by rearranging its digits so that the odd digits occupy even positions onl...
- How many 5-digit numbers can be formed using digits 1–7 such that digits are odd-even-odd-even-odd?
- From the digits 1, 2, 3, 4, 5, 6 and 7, how many 4‑digit even numbers can be formed without repetition?
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