57 questions asked across 4 exam years, newest first
The interest earned on Rs. 21,000 in 3 years at simple interest is Rs. 6,400. What is the rate of interest per annum?

Answer: D
A sum of money at simple interest amounts to ₹1,200 in 3 years and to ₹1,350 in 4 years. The sum is:
Answer: D
Rs. 8,500 becomes Rs. 11,050 in 6 years at a certain rate of simple interest. If the rate becomes 1.8 times of itself, the amount of the same principal in 5 years will be:
Answer: D
The rate of simple interest for which ₹9,000 will amount to ₹10,200 in 4 years is:

Answer: D
Study the given table and answer the question that follows. The table represents the expenditure of a company (in thousand rupees) per annum over the given year. Year Expenditure Salary Transport Interest Tax 2018 200 90 3 80 2019 250 100 2.5 100 2020 300 120 3 70 2021 350 130 3.5 80 What is the average amount of salary per year, which the company has to pay during these four years?

Answer: D
The rate at which a sum becomes four times of itself in 12 years at simple interest will be:
Answer: B
At simple interest a sum of ₹6,400 becomes ₹8,320 in 3 years. What will ₹7,200 become in 5 years at the same rate?
Answer: C
A person borrowed some money on simple interest. After 4 years, he returned of the money to the lender. What was the rate of interest?
Answer: D
A sum of money becomes of itself in 2 years at a certain rate of simple interest. The rate per annum is:
Answer: C
A man took a loan of ₹32,400 at a certain rate of simple interest per annum. The rate of interest is one-fourth of the number of years for which the loan is taken. If he paid ₹11,664 as interest at the end of the loan period, the rate of interest was:
Answer: A
A sum of money at a fixed rate of simple interest amounts to Rs. 1,630 in 3 years and to Rs. 1,708 in 4 years. Find the sum (in Rs.).
Answer: C
An amount becomes double in 8 years on simple interest. In how many years would Rs. 25,000 become Rs. 1,00,000 with the same rate of interest?
Answer: D
A person deposited ₹500 for 3 years, ₹650 for 5 years, and ₹1,250 for 7 years. He received a total simple interest of ₹1,620. The rate of interest per annum is:
Answer: A
A sum of money invested at a certain rate of simple interest per annum amounts to ₹14,522 in seven years and to ₹18,906 in eleven years. Find the sum invested (in ₹).
Answer: A
Money was lent on simple interest. After 12 years, its simple interest becomes of the money. Find the rate of interest.
Answer: C
If the simple interest at the same interest rate on ₹500 for 4 years and ₹700 for 2 years, combined together, is ₹280, then what is the rate of interest?

Answer: C