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Mathematics 15 Online
OpenStudy (dumbsearch2):

If 3 shirts cost $90, find the cost of 4 shirts.

hero (hero):

Hint: Find the cost of one shirt, then multiply that by four.

hero (hero):

Or you can use proportions to solve: \[\frac{3}{90} = \frac{4}{x}\]

OpenStudy (dumbsearch2):

thx for the answer. :)

hero (hero):

That's not the answer. You still have to find x.

OpenStudy (dumbsearch2):

yeah the answer is 120,that's corect, right?

hero (hero):

Good job

OpenStudy (dumbsearch2):

haha so thats correct right? yeah!

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