Question

Three watches are purchased at ₹450 each . One of them is sold at a loss of 10 %.at what price should the other two be sold so as to gain 20% on the whole transaction

Answer 1

Answer:

at 35% gain or for 1215 . IND.

Step-by-step explanation:

90%of 450+(100+x)%(450+450)=120% of (450×3)

405 + (100+x)/100 *(900) = 1620

9x = 315 => 35%

other two should be sold at 35% gain or for 135% of 900 = Rs 1215