Just show me how?
Evaluate the number of combinations of 10 things taken 4 at a time.

Question

Just show me how?
Evaluate the number of combinations of 10 things taken 4 at a time.

anonymous · Answer

I'm assuming this is something related to probability? Is there any more information, it just seems rather vague?

anonymous · Answer

This is all it gives me 

Evaluate the number of combinations of 10 things taken 4 at a time. 
	A.	35
	B.	210
	C.	360
	D.	520

anonymous · Answer

Sorry, I'm a little rusty on probability terms. A combination is a selection of items (or numbers or anything really) in which their order doesn't matter.

Are you aware of the nCr function on your calculator?

anonymous · Answer

How would I type it?

anonymous · Answer

If you've not used it before, it may meant they want you to work it out the long way

anonymous · Answer

I get it on my calculator by pressing shift ÷