Question

On selling a calculator for 1325 a man gains 6percent for how much should he sell it to gain 12percent

Answer 1

selling price =1325 rupees

gain= 6 %

c.p = 100/100+gain%xs.p

c.p = 100/100+6 x 1325

c.p=  1325 x 100/6 + 100

100X /112 = 132500/106

x = 1400 Rs

selling price = Rs x

9%= 12%

cp= x x 100/100+12

cp=  100x/112