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Exercises

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Exercise 5

A wire is cut so the ratio between the lengths of the two pieces is 3:2. We hope you cut the blue wire, because cutting that red wire is bad news. Each piece of wire is used to form the outline of a square. What sort of bomb are you defusing, exactly? We question your methods. If the combined area of the squares is 1300 in2, how many inches long was the wire?

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