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The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area? ?->(Show Answer!)
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1. The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?





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  • By: guest on 01 Jun 2017 05.44 pm
    Let original length = x and original breadth = y. Original area = xy. New length = x . 2 New breadth = 3y. New area = x x 3y = 3 xy. 2 2 Increase % = 1 xy x 1 x 100 % = 50%. 2 xy
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