a shopkeeper bought two fans for 3120 rupees. he sold one of them at a profit of 36% and other at a loss of 15%. he found each fan was sold for the same price. find the c.p. of each fan.
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a shopkeeper bought two fans for 3120 rupees. he sold one of them at a profit of 36% and other at a loss of 15%. he found each fan was sold for the same price. find the c.p. of each fan.
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Explanation:
Cp of both fans = 3120
then,
1st case,
profit = 36 %
let, sp be x
then,
cp = ( 100x ) / 136
And,
2nd case,
cp = 100x / 85
As per question,
100x /85 + 100x/136 = 3120