Question

The C.P of two watches taken together is Rs 840. If by selling one at a profit of 16% and the other at a loss of 12%, there is no gain or loss in the whole transaction then find the C.P of each watch.(PLZ answer soon exam is approaching)

Answer 1

c. p of watches x and 840-x there is no profit and no loss so total c. p equal
116/100*x+88/100(840-x) =840
116/100*x+88/100*840-88/100*x=840
28/100*x=100.8
x=360

840-360=480