Question

How many ways can you select 3 finalists from a group of 10 contestants?

I need solution as well. Thanks!

Answer 1

combination of 3 out of 10

Answer 2

10!/(10-3)! * 3!

Answer 3

answer is 240

Answer 4

Why is the solution not 10x9x8?

Answer 5

it is 10x9x8/3x2x1

Answer 6

have u studied combinations and premutations yet

Answer 7

Not yet. Although I tried to study that lesson by myself, but I still get confused at times. Is this problem a combination or permutation problem?

Answer 8

combination

Answer 9

it is easy chapter