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anonymous
 one year ago
A mechanic charges $330 for 6 hours of labor.
How much would she charge for 9 hours of labor?
A.
$495
B.
$339
C.
$336
D.
$345
anonymous
 one year ago
A mechanic charges $330 for 6 hours of labor. How much would she charge for 9 hours of labor? A. $495 B. $339 C. $336 D. $345

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I think you are right do you know why?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0tell me what you get

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so He charges 55 dollars an hour

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\(\large \begin{array}{ccllll} \$&hours \\\hline\\ 330&6\\ x&9 \end{array}\implies \cfrac{330}{x}=\cfrac{6}{9}\)

Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.1You can make a ratio \[\frac{ 330 }{ x } = \frac{6 }{ 9 }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you want to know how much he charges for 9 hours all you have to do is multiply the number of hours by how much is charged per hour and you will have your answer!
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