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...
Akshay has 7 relatives, 3 males and 4 females. His wife twinkle also have 7 relatives, 3 females and 4 males. In how many ways can they invite 3 male an...
From a pool of 9 science students and 5 commerce students, a group of 8 students is to be selected. Find the number of ways to form the group such that ...
- From 10 musicians and 5 singers, a band of 8 members is to be formed. In how many ways can the band be formed such that there are at least 6 musicians?
In how many ways can a cube be coloured using 5 distinct colours, if one colour is used on two opposite faces and each of the remaining colours has to ...
In how many ways will a team of 5 people be selected out of 12 people such that a specific person will always be selected, and a specific person will al...
In how many different ways can the letters of the word “DISCHARGE” be arranged in such a way that the vowels always come together?
- Using all the letters of the word POETRY, how many words start with a vowel but end with a consonant?
How many straight lines can be formed from 9 points out of which 4 are colinear?
A cricket team of 9 players is to be formed from 10 batsmen and 6 bowlers. Find the number of ways to form the team such that at least 7 batsmen are sel...
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