Simple and Compound Interest

Question 1

Ratio of 2 years for compound interest

ratio method is short trick find interest on each year, sum them up and then add it to the principle

Answer 1

2:1

Question 2

Ratio of 3 years for compound interest

ratio method is short trick find interest on each year, sum them up and then add it to the principle

Answer 2

3:3:1

Question 3

Ratio of 4 years for compound interest

ratio method is short trick find interest on each year, sum them up and then add it to the principle

Answer 3

4:6:4:1

Question 4

If principle increase 2x in 5 years, how much will it increase in 10 years?

tell the formula that will be used here

Answer 4

5/10 = (2 - 1)/(x - 1)

Time1/Time2 = n1 - 1/ n2 - 1

Question 5

Simple Interest Formula

Answer 5

(time * rate * principle)/100

Question 6

Simple Interest Rate Formula

Answer 6

(Simple Interest * 100)/Time * Principle

Question 7

Simple interest Time Formula

Answer 7

(Interest * 100)/Rate * Principle

Question 8

Simple Principle Formula

Answer 8

(Interest * 100)/Rate * Time