A bag contains m coins of Rs. 5/- denomination, n coins of Rs. 2/- denomination and p coins of Rs. 1/- denomination whose total value is Rs. 630/- . If m : n : p = 2 : 3 : 5 then the ratio of the total values of Rs. 5/-, Rs. 2/- and Rs. 1/- denomination coins in the bag is

A

6 : 5 : 10

B

5 : 6 : 10

C

10 : 5 : 6

D

10 : 6 : 5