the length of the rectangle is increased by 4% and breadth of the rectangle is decreased by 5% find the percentage change in area
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Answer:
1.2%
Step-by-step explanation:
Let the length=100
breadth=100
Area=l×b
100×100
10000sq
length=100+4=104
breadth=100-5=95
Area =l×b
104×95
9880sq
difference=10000-9880
=120
percentage=difference/original no. ×100
120/10000×100
1.2%
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