Question

Length of a rectangle is increased by 60% by what % would be breath be decreased to maintain the same area.


plz give very very clear explanation on paper

plz solve
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Answer 1

Answer:

37.5% of the width has to be decreased to maintain the same area.

Step-by-step explanation:

Let length of rectangle =100 m

breadth =100 m

Original Area =100×100=10000m

2

New length =160 m

Let new breadth =x

New Area =160x

Since area of rectangle remains same

∴10000=160x

∴x=

2

125

Decrease in breadth =(100−

2

125

)%

=37.5%