The pie chart shows the percentage-wise break up of students in terms of specialisation in Engineering.

Total number of students = 8000

What is the ratio of the total number of students having either Networking or Graphics as their specialisations to the number of students having C programming as their specialisation?

31 : 17

Number of students having either Networking or Graphics as their specialisations :  Number of students having C programming as their specialisation

 ( 19% + 12% )  :    ( 17% )

          31           :      17