rydro6019
21.11.2020 •
Mathematics
D) S.P. = Rs 400, loss = 20%, C.P. = Rs x, C.P = S.P. + 20% of C.P, Find C.P.
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Ответ:
SP = 400
Loss = 20%
CP = x
CP = SP + 20%CP
Therefore,
x = 400 + 20/100x
x = 400 + 1/5x
x - 1/5x = 400
5/5x - 1/5x = 400
4/5x = 400
x = 400 × 5/4
x = 100 × 5
x = 500
Ответ:
Also brainliest plz