Question

There are 6 people on the ballot for regional judges. Voters can vote for any 4. Voters can choose to vote for 0, 1, 2, 3, or 4 judges. In how many different ways can a person vote?

Answer 1

@iGreen @Unanimoose

Answer 2

6(C)0 + 6(C)1 + 6(C)2 + 6(C)3 + 6(C)4

1 + 6 + 15 + 20 + 15 = ?

Answer 3

how'd you get 1+6+15+20+15?

Answer 4

it's 57. Is that the answer?

Answer 5

Yes.

Answer 6

okay... but why? that's what I don't understand. @Unanimoose