SOLUTION: Find the constant of variation k. m varies directly with n; m = 144 when n = 8. I did not understand how or where to start this problem so if you could show me how you got your

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Question 65796This question is from textbook Beginning Algebra
: Find the constant of variation k.
m varies directly with n; m = 144 when n = 8.
I did not understand how or where to start this problem so if you could show me how you got your answer so I can understand it for my test next week. Any help is appreciated. Thanks. This question is from textbook Beginning Algebra

Answer by ptaylor(1894) (Show Source):
You can put this solution on YOUR website!
Find the constant of variation k.
m varies directly with n; m = 144 when n = 8.

If two quantities vary directly that means that their ratio is a constant
Let k= the constant of variation, then
m/n=k
k=144/8=
k=18
Hope this helps----ptaylor