can some please explain how to solve the above quistion step by step???
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This means that the SP (selling price) is 20% higher than the CP (cost price) and gain means profit. 20% is 20/100=0.2 or 1/5.

We can write CP+0.20CP=SP, that is, SP=1.20CP=1.20*56.25=67.50.

67.50-56.25=11.25 which is 0.20*56.25.

by Top Rated User (1.1m points)

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