SOLUTION: A 9 inch apple pie sells for $6. What is its cost per square inch (in2) round to the nearest cent?

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Question 1188061: A 9 inch apple pie sells for $6. What is its cost per square inch (in2) round to the nearest cent?
Found 2 solutions by ikleyn, MathTherapy:
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.

It is     600%2F%283.14%2A%289%2F2%29%5E2%29 = 9   cents per square inch     (rounded).

I divided the cost of   6 dollars  (= 600 cents)  by the area of the pie,  expressed in square inches.



Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

A 9 inch apple pie sells for $6. What is its cost per square inch (in2) round to the nearest cent?
Cost of pie: $6
Area of pie: matrix%281%2C3%2C+pi%2Ar%5E2%2C+%22sq.%22%2C+inches%29 
With radius = matrix%281%2C2%2C+9%2F2%2C+inches%29, cost per sq. inch: