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# Percent problem

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When the length of a rectangle is increased by 20% and the width increased by $$15\%$$, by what percent is the area increased?

Feb 4, 2022

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The original area is $$l \times w$$

The new area is: $$1.2l \times 1.15w = 1.38lw$$

So, the area increased by $$\color{brown}\boxed {38\text%}$$

Feb 4, 2022