Question
The length and breadth of a park are 8 m and 6 m
respectively. A man runs along all the four side and finally along a diagonal order. How much total distance is covered by the man?Solution
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How many five digit numbers can be formed using the digits 0, 1, 2, 3, 4 and 5 which are divisible by 5, without repeating the digits?
How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "MISTAKE"?
- A group consists of 9 boys and 8 girls. In how many ways can 3 boys and 5 girls be selected from the group?
In how many ways can 7 boys and 2 girls can be seated in a row so that they are in alternate position.
Using all the letters of the word CANOER, how many words start with a vowel but end with a consonant?
In how many ways can 2 girls and 8 boys be seated in a row so that girls are always together?
Geography books are never together.
Nine boys have to stand in a circle. In how many ways they are to be stand on the circumference of circle?
- A school wants to form a committee of 5 students from 6 boys and 4 girls. How many ways can the committee be formed if it must contain at least 3 boys?
In how ways can the selection be made so that a particular member is always included?
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