Answer:
0.60 cents.
Step-by-step explanation:
If you have 15 cookies that costs $9, you need to divide 9 by 15. This will give you 0.6 cents, or 60 cents. If you multiply 0.6 x 15 cookies, you will get $9. This is the best I can explain it.
(I hope this helped).
Answer:
A.
Step-by-step explanation:
4π√5 - 2π√5 ÷ 3√5
=2π√5 ÷ 3√5
root 5 cancels out
=2π ÷ 3