The answer is n trust me.
The answer's are:
1. About the same.
2. Greater for the 13 - 14 year old's.
Hope this helps!
Answer:
90
Step-by-step explanation:
10!/(10-2)!
n!=n(n-1)!
10•9•8!/(10-2)!
10•9•8!/8!
The 8! cancels out and you're left with 10•9
So, your answer is 90
Answer:
y=23.6
Step-by-step explanation:
20+0.45×8
20+3.6
23.6