On a(n) 16-problem test, how many ways can a person get 6 problems correct and 10 problems wrong?

Question

asked Mar 21, 2019 75.0k views

1 Answer

Surojit · Answer 1 · 2019-03-25T21:13:59+0000

Hi there!

Using the formula

C(n, r) = (n!)/((r!(n-r)!))

n = # of objects
r = the sample of objects

Plug in 16 for n and 6 for r to get

C(16, 6) = (16!)/((6!(16-6)!))

Now solving this equation will give you 8008 combinations as your answer.

Your friend, ASIAX