Answer to Question #237438 in Algebra for Mr. Lee

Question #237438

A is 12% older than B, while B is 11% older than C. By how

much in percent is A older than C?

Expert's answer

-

Equations:

A = 1.12B

B = 1.11C

Substitute for "B" to get:

A = 1.12(1.11C) = 1.2432C

A is 1.2432C = 24.32% older than C

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