Multiple choice general knowledge math & puzzles

The value of a machine depreciates at the rate of 12 percent per annum. It was purchased three years ago. Its present value is Rs. 29644.032, what was the purchase price of the machine?

  1. Rs 48,700

  2. Rs 38,900

  3. Rs 43,500

  4. 39000

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Using the formula P = A / (1 - r)^n: P = 29644.032 / (0.88)^3. 0.88 cubed is 0.681472. 29644.032 / 0.681472 = 43,500. The machine was purchased for Rs. 43,500.