Multiple choice

A sum of money was invested at a certain rate of simple interest for 3 years. If the rate had been 3% higher, the amount received would be Rs. 390 more. Find the sum invested.

  1. Rs. 4333

  2. Rs. 5430

  3. Rs. 5000

  4. Rs. 4400

  5. None of these

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

 R + 3(P x (R + 3) x 3/100) - (P x R x 3) /100 = 390 = 3PR + 9P - 3PR = 39000 = 9P = 39000 = P = 4333