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Juhi sells a washing machine for Rs 13,500. She loses 20% in the bargain. What was the price at which she bought it?

Q.6.    Juhi sells a washing machine for Rs 13,500. She loses 20% in the bargain. What was the price at which she bought it?
 

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M manish

We have,
Sp of the washing m/c = Rs 13,500
Loss(%) = 20%
CP = ?

We know that,
SP = CP (1-\frac{Loss}{100})
Putting the values in the above equation we get;

\\13,500= CP (1-\frac{20}{100})\\ 13500 = CP (1-\frac{1}{5}) = CP \times (\frac{4}{5})
Therefore, 
CP = 13,500\times \frac{5}{4} = Rs\ 16875

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