There are five women and six men in a group. From this group a committee of 4 is to be chosen. How many different wa…

In how many different ways can the letters of the word ENGINEERING be arranged?

In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come t…

The number of ways which a mixed double tennis game can be arranged amongst 9 married couples if no husband and wife pla…

From a group of 7 men 6 women, 5 persons are to be selected to form a committee so that at least 3 men are there on the …

From a total of six men and four ladies a committee of three is to be formed. If Mrs. X is not willing to join the commi…

How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the dig…

A committee of 5 members is to be formed by selecting out of 4 men and 5 women. In how many different ways the committee…