NIMCET 2020 Question Paper with solutions

Question : 6 of 120

Marks: +1, -0

Naresh has 10 friends, and he wants to invite 6 of them to a party. How many times will 3 particular friends never attend the party?

Solution:

No. of ways of selecting 6 friends out of 7

(10-3)

^7C_6=7

Go to Question:

Prev Question

Next Question