Question

By selling a chair for Rs 1375 a man gains 10% find the cost price

Answer 1

Solution :

SP = 1375

profit gained = 10% of CP

so

SP = CP + 0.1(CP)

1.1CP = SP

1.1 CP = 1375

CP = 1250

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Answer 2

cp = sp×100 / (100+ profit )
cp= 1375×100/(100+10)
cp= 1375× 100/ 110
so cp = 1250