Arithmetic

Simple & Compound Interest

Medium

On compound interest, Rs. 2,000 amounts to Rs. 2,226.05 in 2 years. What is the rate of interest per annum ?

5.5%

6.5%

✅ Correct Option: 2

$A = P(1 + r/100)^n$ , so $2226.05 = 2000(1 + r/100)^2$ .

$(1 + r/100)^2 = 1.113025$ , so $1 + r/100 = 1.055$ .

Therefore $r = 5.5\%$ .

2025: 2 June Shift 2

What is the present worth of ₹ 161 due in 3 years at 5% simple interest per annum?

2023: 1 June Shift 1

A certain sum becomes $\frac{36}{25}$ of itself after 2 years on compound interest. Find the rate of interest per annum.

2026: 18 May Shift 1

The simple interest accrued on an amount of Rs. 84000 at the end of three years is Rs. 30240. What would be the compound interest accrued on the same amount at same rate in 2 years?

2026: 12 May Shift 2

Consider the simple interest of the following:

(A) A sum of Rs 1200 at 3% per annum for 3 years.

(B) A sum of Rs 5500 at 7% per annum for 2 years.

(D) A sum of Rs 2000 at 14% per annum for 4 years.

Arrange the above in descending order.

Choose the correct answer from the options given below:

2025: 19 May Shift 1

What is the compound interest earned on Rs. 80,000 at 40% per annum in one year, compounded quarterly?

2026: 29 May Shift 1

A sum is invested at 10 % per annum with simple interest. What will be the time taken to increase its value by 25% ?

On compound interest, Rs. 2,000 amounts to Rs. 2,226.05 in 2 years. What is the rate of interest per annum ?

Solution

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