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IPMAT Interest Questions 2026
IPMAT Interest questions are an important part of the IPMAT Quant section. These questions test how well you understand basic interest concepts used in different problem types like simple interest, compound interest, principal, amount, rate, and time.
You may get interest questions as direct formula-based sums or as part of longer word problems. The good thing is, they become much easier once your basics are clear and you know which formula to apply. You do not need very advanced math, just a strong understanding of concepts, regular practice, and careful calculation.
In this blog, you will find a simple formula PDF, a set of practice questions with answers, and some extra questions to solve on your own. You will also learn about common mistakes students make and a few easy tips to save time in the exam.
Important Formulas for IPMAT Interest Questions
You only need a few basic formulas to solve most interest questions in IPMAT. These formulas help you find simple interest, compound interest, principal, amount, rate, and time.
You can download the full formula PDF from the link above. Here is a quick look at some of the main ones:
Concept | Formula |
Simple Interest | (P × R × T) / 100 |
Amount in Simple Interest | P + SI |
Compound Amount | P(1 + R/100)^T |
Compound Interest | Amount - Principal |
Principal | (SI × 100) / (R × T) |
Rate | (SI × 100) / (P × T) |
Time | (SI × 100) / (P × R) |
These formulas are useful for solving questions on simple interest, compound interest, annual growth, and other money-based problems that often appear in IPMAT.
Top 5 Common Mistakes to Avoid in IPMAT Interest Questions
Forgetting basic formulas: Make sure you remember the correct formulas for simple interest, compound interest, amount, rate, and time.
Confusing simple and compound interest: Always read the question carefully and check which type of interest is being used.
Using the wrong time period: Be careful whether the time is given in years, months, or any other unit.
Ignoring the rate properly: Many students make mistakes when converting percentages or applying the rate in the formula.
Making calculation errors: Even when the method is correct, small calculation mistakes can lead to the wrong answer. Solve step by step.
List of IPMAT Interest Questions
Here’s a short set of IPMAT-style interest questions to help you practice. These include all common types of questions based on simple interest, compound interest, principal, amount, rate, and time. Practice these regularly to become faster and more confident before your IPMAT exam.
Question 1
Present sum of money amounts to Rs 800 in two years and to Rs 920 in three years, then the present sum of money is
correct answer:- 3
Question 2
If the difference between compound interest and simple interest for a certain amount of money invested for 3 years at an annual interest rate of 10% is INR 527, then the amount invested in INR is
correct answer:- 3
Question 3
Assume it is the beginning of the year today. Ankita will earn INR 10,000 at the end of the year, which she plans to invest in a bank deposit immediately at a fixed simple interest of 0.5% per annum. Her yearly income will increase by INR 10,000 every year, and the fixed simple interest offered by the bank on new deposits will also increase by 0.5% per annum every year. If Ankita continues to invest all her yearly income in new bank deposits at the end of each year, the total interest earned by her, in INR, in five years from today will be__________.
correct answer:- 2500
Question 4
Sagarika divides her savings of 10000 rupees to invest across two schemes A and B. Scheme A offers an interest rate of 10% per annum, compounded half-yearly, while scheme B offers a simple interest rate of 12% per annum. If at the end of first year, the value of her investment in scheme B exceeds the value of her investment in scheme A by 2310 rupees, then the total interest, in rupees, earned by Sagarika during the first year of investment is
correct answer:- 4
Question 5
Bhavani invested an amount of Rs. 13900 divided in two different schemes, A and B at the simple interest rate of 14% per annum and 11% per annum respectively if the total amount of simple interest earned in two year be Rs. 3508, what was the amount invested in Scheme B?
correct answer:- 1
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Question 6
Anindita invests a total of 1 lakh rupees distributed across three schemes, A, B and C, for a period of two years. These schemes offer an interest rate of 10%, 8% and 12% per annum, respectively, each compounded annually. If the initial investment amount in scheme A is 30000 rupees and the total interest earned from all three schemes during the first year is 10600 rupees, then the total interest earned, in rupees, from all three schemes for the second year is
correct answer:- 2
Question 7
Person A borrows Rs. 4000 from another person B for a duration of 4 years. He borrows a portion of it at 3% simple interest per annum, while the rest at 4% simple interest per annum. If B gets Rs. 520 as total interest, then the amount A borrowed at 3% per annum in Rs. is:
correct answer:- 3000
Question 8
If the compound interest earned on a certain sum for 2 years is twice the amount of simple interest for 2 years, then the rate of interest per annum is _______ percent
correct answer:- 1
