SOLUTION: y is 2.5 when x is 5, and y varies directly with x. Find y when x is 10. 5 7.5 12.5 20

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Question 317466: y is 2.5 when x is 5, and y varies directly with x.
Find y when x is 10.
5
7.5
12.5
20

Answer by JBarnum(2146)   (Show Source): You can put this solution on YOUR website!
2.5=(1/2)5
y=(1/2)10
y=5

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