There are two parts in the given collection. One contains quarters and other contains dimes.
Let's compare the whole coin collection to the quarters.
One way to represent the ratio is 15 : 7.
The other way is 
I think you should say you multipliyed?
Answer:
$0
Step-by-step explanation:
The definition of profit is a financial gain , Clayton has made no profit (financial gain) if no candy was sold .
Area formula is A=πr2
A=3.1416(radius)2 (radius is 7)
A=3.1416(49)
A=153.94
The area is 153.94 inches.
Hope that was helpful :)