The pie chart given below shows the number of car sold by 8 different companies. The total number of car sold by all these 8 companies are 5,000. Number of cars sold by a particular company is shown as a percent of total number of cars sold by all these 8 companies.

What is the ratio of total central angle formed by sector R and S to the total central angle formed by sector U and V?

A

1 : 4

B

2 : 1

C

1 : 2

D

3 : 1