Study the graph carefully to answer the following questions
Number of projects handled by 6 companies during two given years

The number of projects handled by Company R in 2006 was `150% `of the number of projects handled by it in 2003 and number of projects handled by company S in 2006 was `60%` of the number of projects handled by it in 2003. What is the ratio of the number of projects handled by company R and S in 2006.

Options

A. `9:5`
B. `12:7`
C. `8:3`
D. `18:7`

Answer

D