SOLUTION: Use a case 1 case 2 ratio box to solve this problem 5 is to 12 as 20 is to waht number?

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Question 739196: Use a case 1 case 2 ratio box to solve this problem 5 is to 12 as 20 is to waht number?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
5/12=20/x
5x=240
x=240/5
x=48