tmm0318 tmm0318

05-07-2016
Mathematics

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. Suppose you spent $38.25 for 3 shirts that each cost the same amount. If the cost of the shirts varies directly with the number of shirts you buy, what is the constant of variation?

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Ckaranja Ckaranja

05-07-2016

38.25 for 3 shirts
1 shirt costs 12.75 dollars.
let n be the number of shirts and c the total cost;
c[tex] \alpha [/tex]n
c=kn
38.25=3k
k= 12.75

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