a house owner makes an increase of 15% in rent after some time makes a decrease of 10%.find the percent increase in original rent
laminategabrussp:
3.5%
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let the initial rent be x
now after incresing= x+ 15%of x
=x+3x/20=23x/20
now after decreasing =23x/20-10%of23x/20
=23x/20-23x/200=207x/200
increasment=207x/200-x=7x/200
precent increase= 7x/200/x(100)=3.5% answer
now after incresing= x+ 15%of x
=x+3x/20=23x/20
now after decreasing =23x/20-10%of23x/20
=23x/20-23x/200=207x/200
increasment=207x/200-x=7x/200
precent increase= 7x/200/x(100)=3.5% answer
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