a pair of shoes was sold at a gain 20% had it been sold for hundred more than gain should have been 25% find the cost price of the pair of the shoes
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Step-by-step explanation:
we will take sp - x
then we will
cp= 120 /100*x + 100= cp = 125/100*x
6x/5+100=5x/4
6x/5 -5x /4 = -100
-1x/20= -100
-1x =-100*20
-1x = -2000
x= 2000
sp = 2000
cp= 125/100*2000
cp = 2500
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