Question

find the CP when SP = Rs1755, gain= 12 1/2 %

Answer 1

S.P.=1755RS
PROFIT %=12½%
CP=(100/100+P%)*SP
(100/100+12.5)*1755
(100/112.5)*1755
=1560rs

Answer 2

cp=100×sp/(100+gain℅)
=100×1755/(100+12½)
=175500/112½
=14625½ ans