please yarr answer karr loo only 20 minutes hai mere pase yee sab karne ke liye our app mere help kar doo please i will be thank full to you yarr please
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3)S.P = Rs 1200
loss = Rs 200
C.P = 1200+200 = 1400
gain % = 10 %
gain % =
C.P
S.P−C.P
×100
10=
1400
S.P×1400
×100
140=S.P−1400
⇒S.P=1400+140=Rs1540
∴S.P=Rs1540
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