Question

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Answer 1

q.q

Answer 2

what's the equation for direct variation ??

Answer 3

\[\frac{ y }{ x} = K\]

Answer 4

that's correct y=kx in original form
now substitute y and x value if you get same k value then yes there i a direct variation

when x= 8 y=.90 what would be the k value ?
same with other size/cost

Answer 5

0.1125 ?

Answer 6

Which rounds to .11

Answer 7

So basically, I am trying to find a pattern using that equation?

Answer 8

All of them equal .11 except for the last one.

Answer 9

Which equals .09, so is there no direct variation?

Answer 10

You there? q.q

Answer 11

that's correct since the value of k is not equal for all y/x value so there is no direct variation

Answer 12

Thank you.

Answer 13

\[\frac{ 0.90 }{ 8 }=\frac{1.35}{12}=\frac{1.80}{16}=\frac{2.25}{24}\]
they all should be equal to each other in order to represent a direct variation

Answer 14

yw