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22-04-2018
Mathematics

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The perimeter of a rectangle is 280 cm. The ratio of the width to length is 3:4:3:4. What is the length of the rectangle?

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stickylolly stickylolly

22-04-2018

3+4+3+4= 14
280\14= 20
20= 1 of each ratio integer
20*3= 60
20*4= 80
60+80+60+80= 280

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