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ICSE Class 7 Answered

A trader sold two carneras for Rs 990 each. on one he gains 10% and on the other he loses10%. calculate his gain or loss percent on the whole transaction.
Asked by srishbanerjee2009 | 27 Feb, 2022, 11:55: PM
answered-by-expert Expert Answer
Camera space 1
SP space equals space 990
Profit percent sign space equals space 10 percent sign
10 space equals space fraction numerator SP minus CP over denominator CP end fraction cross times 100
CP space equals space 900 Rs.
Profit space equals space 90 Rs.

Camera space 2
SP space equals space 990
Loss percent sign space equals space 10 percent sign
10 space equals space fraction numerator CP minus SP over denominator CP end fraction cross times 100
CP space equals space 1100 Rs.
Loss space equals space 110 Rs.

Overall space loss equals space 20 Rs.
straight L percent sign equals fraction numerator 20 over denominator 1100 plus 900 end fraction cross times 100 space equals space 1 percent sign
Answered by Arun | 28 Feb, 2022, 09:59: AM
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