Question : The difference between simple interest and compound interest on a certain sum of money in 2 years at 3% per annum is 90 paise. What is the sum?
Option 1: Rs. 9000
Option 2: Rs. 5000
Option 3: Rs. 3000
Option 4: Rs. 1000
New: SSC MTS Tier 1 Answer key 2024 out
Don't Miss: Month-wise Current Affairs | Upcoming Government Exams
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: Rs. 1000
Solution : Let the principal be $p$. Rate, $r$ = 3% Time = 2 years Difference between Simple interest and compound interest $=P(\frac{r}{100})^2$ ⇒ $90 = p(\frac{3}{100})^2$ ⇒ $90=p×\frac{9}{10000}$ $\therefore p=100000$ paise = Rs.1000 Hence, the correct answer is Rs.1000.
Application | Cutoff | Selection Process | Preparation Tips | Eligibility | Exam Pattern | Admit Card
Question : The difference between simple interest and compound interest (compounding of interest is done annually) on a certain sum of money for 3 years at the rate of 20 percent per annum is Rs. 192. What is the sum?
Option 1: Rs 1500
Option 2: Rs 1400
Option 3: Rs 1000
Option 4: Rs 1200
Question : The difference between compound interest and simple interest on a sum at 20% per annum for two years is Rs. 420. Find the sum (in Rs.).
Option 1: Rs. 8,000
Option 2: Rs. 10,500
Option 3: Rs. 9,000
Option 4: Rs. 11,000
Question : The compound interest (compounding annually) on a certain sum for 2 years at the rate of 20 percent per annum is Rs. 2420. What will be the simple interest on the same sum for 3 years at the same rate of interest?
Option 1: Rs. 3300
Option 2: Rs. 3000
Option 3: Rs. 3800
Option 4: Rs. 4200
Question : On a certain sum of money, the simple interest for 2 years is INR 150 at the rate of 10% per annum. What is the difference between compound interest and simple interest for 2 years if, in the case of compound interest, interest is compounded annually at the rate of 10% per annum?
Option 1: INR 5
Option 2: INR 10
Option 3: INR 7.5
Option 4: INR 12.5
Question : The difference between compound interest and simple interest on Rs. X at 7.5% per annum for 2 years is Rs. 22.50. Find the value of X.
Option 1: Rs. 4000
Option 3: Rs. 2000
Option 4: Rs. 1900
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile