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Question

The simple interest earned on a certain sum of money for 3 years at 15% per annum is ₹2,700. Find the sum.

This question was previously asked in
RRB ALP 2025 CBT 2 Wiremen Question Paper (28-Jul-2026) (Shift 2)
The correct answer is

₹6,000

To find the sum on which a simple interest of ₹2,700 is earned at 15% per annum over 3 years, we can use the formula for simple interest:

\(SI = \frac{P \times R \times T}{100}\)

Where:

  • \(SI\) is the Simple Interest
  • \(P\) is the Principal amount (sum to be found)
  • \(R\) is the Rate of interest (15% per annum)
  • \(T\) is the Time period (3 years)

We know \(SI = ₹2,700\)\(R = 15\), and \(T = 3\). Substituting these values into the formula gives us:

\(2700 = \frac{P \times 15 \times 3}{100}\)

Simplify the equation:

\(2700 = \frac{45P}{100}\)

Rearrange to solve for \(P\):

\(P = \frac{2700 \times 100}{45}\)

Calculate the value of \(P\):

\(P = \frac{270000}{45} = 6000\)

The principal sum is therefore \(₹6,000\).

Hence, the correct option is ₹6,000.

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Similar Questions

  1. A sum of money invested at simple interest amounts to ₹21,500 in 5 years and ₹26,000 in 8 years. Find the principal amount (in ₹).

  2. The interest earned on Rs. 1,600 at the rate of 5% simple interest per annum for 6 years would be:

  3. A sum of money was invested at the rate of 7.5% simple interest per annuum for 4 years. If the investments were for 5 years, the interest earned would have been Rs. 375 more. What was the initial sum invested?

  4. At 9.5% simple interest per annum, a sum of money became Rs. 942 in 6 years. The sum invested initially was:

  5. Rs. 750 invested for 3 months gave an interest of Rs. 18. What was the simple rate of interest per annum?

  6. The interest earned on Rs. 2250 at the rate 3% simple interest per annum for 2 years will be:

  7. At 12% simple interest per annum a sum of money becomes Rs. 295 in \(1\frac{1}{2}\) years. What was the sum invested?

  8. Rahi deposited Rs. 600 in a bank that promised 8% simple interest per annum. If Rahi kept the money with the bank for 5 years, she will earn an interest of:

  9. At 8% simple interest per annum a sum of money becomes Rs. 300 in \(2\frac{1}{2}\) years. What was the sum invested?

  10. At 5% simple interest per annum a certain sum yields a total amount of ₹2,790 at the end of 3\(\frac{1}{4}\) years. The sum invested was:


Important Questions from Simple Interest

  1. If ₹12,800 is invested in a bank for 5 years at the rate of 9% per annum simple interest. what amount is returned by the bank?

  2. Somu has borrowed ₹10,000 from a money lender with simple interest at a rate of 7% half yearly. How much amount will he pay to the money lender after 3 years?

  3. Find the Simple interest on Rs. 2,400 from 20 March 2019 to 31 may 2019 at \(6{1 \over 4}\) % rate?

  4. If the simple interest for five years is equal is 35% of the principal, that rate of interest is:

  5. A sum fetched a simple interest of Rs. 3,040 at the rate of 8% p.a in 5 years. what is the sum?

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