The price of gold is directly proportional to the square of its weight. It being sold after breaking in the ratio of 1 : 2 : 3 therefore earned a loss of ₹440. The price of gold before breaking is: |
900 480 650 720 |
720 |
Price of gold = ( weight of gold)2 I : II : III : Actual weight ⇒ 1 : 2 : 3 : 6 Price ⇒ 12 : 22 : 32 : 62 ⇒ 1 : 4 : 9 : 36 Now, Actual Price = 36 Price after break = (9 + 4 + 1) = 14 Loss = 36 - 14 = 22R ⇒ 22R = 440 (given) ⇒ 1R = 20 Hence, Actual Price = 36 × 20 = 720/- |