The pie chart given below shown she number of mobile phones sold by six companies in a year. The total mobile phones sold by six companies are 500. Number of mobile phones sold by a particular company is shown as a percentage of total number of mobile phones sold by all these six companies.

What is the ratio of number of mobile phones sold by C to mobile phones sold by F?

A

2 : 7

B

5 : 2

C

3 : 2

D

2 : 5