I sold a chair at a profit of 10% . Had it been sold for RS 75 more , the profit could have been 15% . Find the cost price of the chair .

Asked by Sanjay | 27th Mar, 2017, 08:17: AM

Expert Answer:

begin mathsize 16px style Let comma space cost space price space be space straight x space Rs.
then space selling space price space at space 10 percent sign space profit space will space be comma
SP equals straight x plus 10 over 100 cross times straight x
space space space space space space equals space 110 over 100 straight x
If space it space will space be space sold space at space 75 space Rs. space more space than space SP equals 110 over 100 straight x space
Means space new space SP equals 110 over 100 straight x plus 75
Profit equals SP minus CP
15 over 100 straight x equals 110 over 100 straight x plus 75 minus straight x
Simplifying space this space you space will space get space cost space price space equals space straight x equals space 1500 space Rs. end style

Answered by Sneha shidid | 27th Mar, 2017, 09:09: AM

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