I think the answer is 10, 20, and 4
Answer:
720
Step-by-step explanation:
nPk = n!/(n-k)!
10P3 = 10!/(10-3)! = 10!/7!
= 10·9·8 = 720
Answer: The answer is $44,496. I got it right on the test. Sorry that I was late...
Step-by-step explanation:
:)
Each of the 4 friends spent 15 dollars so all you need to do is multiply 4 by 15. 4x15=60