So, first, since 21.8 is a whole thing and you need a part, write x/21.8. Then, compare it to 60/100, or 60%. 100/21.8=4.76. So, divide 60/4.76 and your answer is 12.6.
Glad to help.
-A
Answer:
C
Just a circle is used to construct a hexagon
Use the formula for volume=LWH
4a^5b^8 I hope this helps
