jeremy186824 jeremy186824

28-04-2017
Mathematics

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Laura made $276 for 12 hours of work. At the same rate, how many hours would she have to work to make $391 ?

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WeatheringWithYou WeatheringWithYou

28-04-2017

to do this, use proportions.

put:

[tex] \frac{12}{276} [/tex] = [tex] \frac{x}{391} [/tex]

To solve, cross multiply.

12*391 = 276x

4692 = 276 x

x = 17

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