# Word Problem 17 ( Profit or loss in business)

Problem 17: A watch was sold at a loss of 10%. If it were sold for Rs 10 more, there would have been a gain of 10%. Find for how much the watch was sold.

a. Rs 45             b. Rs 40                      c. Rs 30                        d. Rs 60

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Solution:

Let Cost price of the watch is ‘y’ i-e Given it was sold at 10% loss of CP we know formula for loss;    So this is the sale price for given information !

if the watch was sold for Rs 10 more, then sale price would have been And it is said that there would have been a profit of 10% of CP i-e Now use formula for profit put values     So cost price of the watch  CP was Rs 50

put this value of y in ;  So, the watch was sold for Rs 45

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