The length of rectangular field is by 50% nd its breadth decreased by 50% to form a new rectangular field.Find the % change in the area of the field
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n.length=l+50/100 l
=3/2 l
n.breadth=1/2 b
decrease in% =
(initial-final)/initial ×100
=(1-3/4)/1 ×100
=1/4×100
=25%
=3/2 l
n.breadth=1/2 b
decrease in% =
(initial-final)/initial ×100
=(1-3/4)/1 ×100
=1/4×100
=25%
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