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Solve the problem. Then identify the piece of information that is unnecessary to solve the problem.A ...

Solve the problem. Then identify the piece of information that is unnecessary to solve the problem.

A rental car company that rents cars for local-only use charges $30 plus $0.20 for each mile the rental car is driven. If a customer gives the rental attendant $100 for a charge of $44, how many miles did the customer drive?

▸ 35 miles
unnecessary information: the $44 charge

▸ 220 miles
unnecessary information: the $30 flat charge

▸ 70 miles
unnecessary information: giving $100 to attendant

▸ 69 miles
unnecessary information: the $0.20 per-mile charge

Textbook

Thinking Mathematically

Edition: 6^th

Author: Blitzer

Read 150 times

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Just got PERFECT on my quiz

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