SOLUTION: This is a pre-algebra question :) why is k=10 constant of proportionality when x= 25,50,75,100,125 and when y= 250,500,750,1,000,1250

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Question 1002978: This is a pre-algebra question :)
why is k=10 constant of proportionality when
x= 25,50,75,100,125
and when y= 250,500,750,1,000,1250
Answer by ikleyn(52793) About Me  (Show Source):
You can put this solution on YOUR website!
.
Because y%2Fx = 250%2F25 = 500%2F50 = . . . . . . . . =10.