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Mathematics 20 Online
OpenStudy (anonymous):

Debra earns $7.50 an hour, plus tips, as a waitress. Suppose she works 24 hours in one week. How much money must she receive in tips to earn more than $250 that week?

OpenStudy (anonymous):

$7.50 times 24 hours is $180, right? So now you have to subtract 180 from 250 to see how much money she must receive in tips.

OpenStudy (anonymous):

180 - 250 = 70

OpenStudy (anonymous):

There you go.

OpenStudy (anonymous):

250 - 180 = 70 i mean

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