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Mathematics 21 Online
OpenStudy (barrelracing):

just need to know if correct :)

OpenStudy (barrelracing):

OpenStudy (lostinmath101):

The first two are right, but for the 3rd one, a student working 10 hrs would spend about $25

OpenStudy (stamp):

^

OpenStudy (barrelracing):

oh ok well thank you for the correction :) @LostInMAth101

OpenStudy (lostinmath101):

No problem :)

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