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?

Options

A. 7 : 8
B. 8 : 9
C. 9 : 8
D. 8 : 7

Answer

C