A number is first increased by 20% and then decreased by 15%. Find the net increase or
decrease percen
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Let number be x.
Increased by 20% so (120/100)x. =1.2x
then decreased by 15% so (85/100)(1.2x)
=0.85 * 1.2x
=1.02x
which means 102/100x i.e 2%increase
Increased by 20% so (120/100)x. =1.2x
then decreased by 15% so (85/100)(1.2x)
=0.85 * 1.2x
=1.02x
which means 102/100x i.e 2%increase
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