SOLUTION: In how many ways can you answer a 20 question true-false test if you must answer exactly ten questions with "true"?

SOLUTION: In how many ways can you answer a 20 question true-false test if you must answer exactly ten questions with "true"?

Algebra.Com

Question 403528: In how many ways can you answer a 20 question true-false test if you must answer exactly ten questions with "true"?
Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!

This problem is like that select 10 questions from a group of 20 questions.

number of ways = 20C10 = 184756
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