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# Jack earned twice as much as Mary and Jill earned \$8 more than Mary. Who earned the most money? Explain why.

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1)Jack earned twice as much as Mary and Jill earned \$8 more than Mary. Who earned the most money? Explain why.
2)A tire dealer sells 2 tires for as much as he paid for 3 tires. He paid \$240 for a dozen tires. What is the total profit on 12 tires?
(See attachment for other two questions)

https://brainmass.com/math/consumer-mathematics/earned-most-money-34799

#### Solution Preview

See attachment.

Math - Set 1

1) Jack earned twice as much as Mary and Jill earned \$8 more than Mary. Who earned the most money? Explain why.

If Mary earned x dollars, then Jack earns 2x dollars and Jill earns (x+8) dollars.
It can be seen if x is ...

#### Solution Summary

This solution is comprised of a detailed explanation to answer who earned the most money and what is the total profit on 12 tires.

\$2.49