A professor must randomly select 4 students to participate in a mock debate. There are 15 students in his class. In how many different ways can these students be selected, if the order of selection does not matter?

Question

nerdgirl · Answer

15 x 4?

anonymous · Answer

i don't really remember the solution , but i'm pretty sure its not 15*4

anonymous · Answer

A.	445
 		B.	989
 		C.	32,760
 		D.	1,365

nerdgirl · Answer

Duh I know the solution isn't 15 * 4 no one is that stupid I meant to get the answer do 15 * 4 to find the total amount of combinations unless you want to spend 15 minutes writing it out the long way. @dubbgotthejuice see what I mean though?

anonymous · Answer

The answer is 1,365