Please help me on this geometry problem

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asked Oct 26, 2019 188k views

1 Answer

Andrew Arthur · Answer 1 · 2019-10-31T21:08:37+0000

Apparently, we are to presume the cost of the pizza is proportional to its area. The ratio of areas is proportional to the square of the ratio of diameters. Hence we expect a 20" pizza to cost
(20/12)² × $7.95 ≈ $22.08

Please help me on this geometry problem

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