In how many ways can a teacher arrange 5 students in the front row of a classroom with a total of 23 students?

4,037,880

3,037,880

2,037,880

1,037,880

Question

In how many ways can a teacher arrange 5 students in the front row of a classroom with a total of 23 students?
		
4,037,880
		
3,037,880
		
2,037,880
		
1,037,880

mehek14 · Answer

$23*22*21*20*19=?$

xmistermayhem · Answer

Oh. O_O

4037880

I was thinking it'd be something like 23! but that sounded way wrong lol.

mehek14 · Answer

so A is your answer :)

xmistermayhem · Answer

Thank you so much!!! :D

xmistermayhem · Answer

So wait, for this would be the last choice?

In how many ways can a teacher arrange 5 students in the front row of a classroom with a total of 20 students?
		
860,480
		
2,860,480
		
60,480
		
1,860,480
 
@Mehek14

mathmate · Answer

@xmistermayhem 
Use the same strategy as the problem.

mathmate · Answer

I am sure you meant 20∗19∗18∗17∗16

mehek14 · Answer

$20*19*18*17*16$