A person wishes to make sa many diffrent parties as he can out of 20 friends,eachparty consisting of the same number.How many should he invite at a time? In how many of these would the same man be found?

2 years ago


Answers : (1)



2 years ago

Post Your Answer

More Questions On IIT JEE Entrance Exam

Ask Experts

Have any Question? Ask Experts
Post Question
Answer ‘n’ Earn
Attractive Gift
To Win!!!
Click Here for details