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Question

If an item is sold for Rs540 at a profit of 20%, then its CP is …………


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Solution

Given ,

Selling price of the item,SP =Rs540

profit per cent , profit% = 20%

Cost price of the item, CP=...............

Note :

We have the formula to find CP , When SP and profit% is given ,

i.e. CP= 100100+profit%×SP .

So,

CP =100100+20×540

CP= 100120×540

CP=54000120 ( divide 54000 by 120, we get 450)6

CP=450.


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