Posted by **Anonymous** on Monday, May 5, 2014 at 2:59pm.

Montel loaned $6800 to a friend for 13 months at an annual rate of 7.7% simple interest. How much interest did the borrower owe?

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**dddd47906**, Monday, May 5, 2014 at 3:12pm
$5236 interest(not total)

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**Anonymous**, Monday, May 5, 2014 at 3:18pm
how you getting 5236 ?

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**Anonymous**, Monday, May 5, 2014 at 3:25pm
I = Prt

I = 6800(7.7)(1.8)

I = 9424.8 ... I think

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**Anonymous**, Monday, May 5, 2014 at 3:39pm
I=prt

6800(0.077)13/12)=565.49 ??

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**Anonymous**, Monday, May 5, 2014 at 3:49pm
565.49 is right.

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**dddd47906**, Monday, May 5, 2014 at 4:20pm
sorry i am second grade

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