Simple Interest Questions for Competitive Exams

What equal installment of annual payment will discharge a debt which is due as ₹ 848 at the end of 4 years at 4 % per annum simple interest? 

A person invested a total sum of Rs 7900 in three different schemes of simple interest at 3% , 5% and 8% per annum. At the end of one year he got same interest in all three schemes. What is the money (in Rs) invested at 3 %? 

A sum of money lent out at simple interest amounts to ₹720 after 2 years and 1020 after a further period of 5 years. Find the principal. 

A person lends 40 % of his sum of money at 15 % per annum, 50 % of rest at 10 % per annum and the rest at 18 % per annum rate of interest. What would be the annual rate of interest, if the interest is calculated on the whole sum? 

Daljit lent Rs.10800 to Jabir for 3 years and Rs.7500 to Kabir for 2 years on simple interest at the same rate of interest and received Rs.1422 in all from both of them as interest . The rate of interest per annum is 

A sum of ₹ 800 amounts to ₹ 920 in 3 years at the simple interest rate. If the rate is increased by 3 % p.a., what will be the sum amount to in the same period? 

A person borrows some money for 5 years and the ratio of the loan amount: total interest amount is 5 : 2. Then find the ratio of the loan amount: interest rate is equal to 

A certain sum becomes Rs. 1020 in 5 years and Rs. 1200 in 8 years at simple interest. What is the value of principal? 

Ratio of the principal and the amount after 5 year is 10:12. Then the rate of interest per annum is 

A person borrows 5,000 for 2 years at 4 % per annum simple interest. He immediately lends it to another person at $$6{1\over 4}\%  $$ per annum simple interest for 2 years. His gain in this transaction is