Question

help me @mathmath333

Answer 1

The cost for copies varies directly with the number of copies made. A customer paid $8.45 for 13 copies.



How much will the customer pay for 27 copies?


$[________]

Answer 2

is it 17.55?

Answer 3

yes

Answer 4

You would have to use the equation for Direct Linear Variations which are f(x)=kx and k=f(x)/x

Answer 5

So to solve you would have to know how much it costs each

Answer 6

So you would have to use the second equation to find that out first so.. plug in the numbers and tell me when you get the answer