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In how many years does the same amount become Rs. The simple interest on the sum, at the same rate and for the same period will be? The compound interest on a certain sum of money invested for 2 years at 5% per annum is Rs. 10,000 in 2 years at 4% per annum the interest being compounded half-yearly, is : 5000 is placed at compound interest for 3 years while the rate of interest for the first, second, and third years is 2%, 3%, and 4% respectively? What will be the difference between simple and compound interest on a sum of Rs. in 7 years is equal to the amount given to ‘b’ on C.I. 39030 is divided between ‘a’ and ‘b’ in such a way that the amount given to ‘a’ on C.I. If the ratio of the difference between S.I and C.I. The difference between S.I and C.I on an amount of Rs. How much time it will take to become 27 times if compounded yearly. A sum of money becomes 16 times itself in 2 years if compounded half-yearly. What will be the compound interest if the rate of interest for the first year is 3% per annum, the second year is 4% per annum and the third year is 5% per annum respectively? P at R% compound interest per annum is to be repaid in n equal yearly installments, then the value of each installment is given byĪs we have provided the important formulas related to Compound Interest, here are some questions based on Compound interest with answers that you can practice for a better understanding. y in B years, then the rate of interest per annum is If a certain sum of money at compound interest amounts to Rs.If a certain sum becomes n times in t years, then the rate of compound interest is given by.If a certain sum becomes n times in t years at compound interest, then the same sum becomes n^m times in mt years.

(b) The difference between the compound interest and the simple interest on a certain sum of money for 2 years at R% per annum is given by

(a) The difference between the compound interest and the simple interest on a certain sum of money for 2 years at R% per annum is given by.

When the time is given in the form of a fraction, say 2 3/4 years, then,.

When the rates of interest are different for different years, say R₁, R₂, R₃ percent for the first, second and third year, respectively, then.

In general, if the interest is compound n times a year, then

If the interest is compounded quarterly, then.

If the interest is compounded half-yearly, then.

Note: Simple interest and compound interest for 1 year at a given rate of interest per annum are always equal.

(a) The amount A due after t years, when a principal P is given on compound interest at the rate R% per annum is given by.

Check out the formula for compound interest with the example to know in detail. To calculate the compound interest, you need the Principal amount, rate of interest, and time period. How do we calculate the compound interest on a given amount? It can be challenging to get the right answer without knowing the right formula and tricks. Know about the Compound Interest Formulas, Compound Interest Tricks, and questions based on Compound interest provided below.

To score good marks in any exam, it is necessary to have knowledge of the important topics and clear the basic concepts. You can learn shortcut methods, Compound interest formulas, and compound interest tricks to solve the questions on this topic. Various competitive examinations such as SSC, Banking, CAT, MAT, etc ask the Compound interest questions in its aptitude section compulsorily. Compound Interest is an interesting topic that helps you to calculate interest in your daily life. Trigonometry: Formulas, Tricks, And QuestionsĬompound Interest Formulas, Tricks, And QuestionsĬompound Interest Formula: The questions based on the compound interest calculate the interest on interest, based on the initial principal.Compound Interest Formulas, Tricks, And Questions.