What is amount when rate are different for different years.

Two different companies announces to invest money at in company at a particular interest rate of their investors. The interest rate announced by company and by bank of country can be different in different years. The yearly interest rate by two companies P and Q is shown in the graph Study the graph and answer the question The yearly interest rate of two companies P and Q in last few years. If in year 1999 two amounts in the ratio 9:10 was invested in company P and Q then the ratio of simple interest from P and Q after one year?

The difference between the compound interest (compounded annually) and simple interest, for two years on the same sum at the amount rate of interest is Rs 370. Find the rate of interest if the simple interest on the amount at the same rate of interest for 1 year is Rs 3700.

Study the following graph carefully and answer these questions :- Expenditure and profit percent of a company in different years What is the total amount of profit earned in given years ?

A sum of ₹ 600 amounts to ₹720 in 4 years. What will it amount to if the rate of interest is incereased by 2%?

A person deposits an equal amount of Rs. 8000 in two different banks on different interest rates. After three years , the difference between the interest received from these two banks is Rs . 576. What is the difference between their interest rates?

What is the principal amount on which the difference between the compound interest and simple interest is Rs.40 ,after two years at the rate of annual interest 5%?