Vidyalelo
Aptitude · Q36

Compound Interest

Competitive Exams · Aptitude · question 36

Q36

A person deposited a sum of of Rs 6000 in a bank at 5% per annum simple interest. Another person deposited Rs 5000 at 8% per annum compound interest. After two years, the difference of their interest will be = ?

A.
Rs. 230
B.
Rs. 232
Answer
C.
Rs. 832
D.
Rs. 600

Answer: Option B

Solution

Answer: Option B
Solution:
\begin{aligned} & {\text{Principal (}}{{\text{P}}_1}{\text{) = Rs. 6000}} \\ & {\text{Time (t) = 2 years}} \\ & {\text{Rate % = 5% }} \\ & {\text{Simple interest}} \\ & {\text{ = }}\frac{{6000 \times 5 \times 2}}{{100}}{\text{ = Rs. 600}} \\ & {\text{Principal (}}{{\text{P}}_2}{\text{) = Rs. 5000}} \\ & {\text{Time (t) = 2 years}} \\ & {\text{Rate % = 8% }} \\\end{aligned}
2 year effective rate for Compound interest