Question

please tell me the answer in proper solvation
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Answer 1

Sp=₹819

loss%=10%

Cp=?

Cp=100/100-loss%×Sp

Cp=100/100-10%×₹819

Cp=100/90×810

Cp=₹900

Answer 2

The answer for this shall be 737.1 RS.

Selling price_819

loss%=10

CP=737.1