The sum of four numbers , B, C and D ...

The sum of four numbers , B, C and D is 110. C is twice , sum of A and D is equal to that of B and C and A:B is3:5. The numbers are `3,5,6,8` b. `15 , 25 , 30 , 40` c. `15 , 25 , 35 , 45` d. none of these

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