SOLUTION: In an examination, the scores of Pradip and Dilip are in the ratio 5:7, then what will be the ratio of the sum of three times Dilip's score and Pradip's score to the sum of three t

Algebra ->  Proportions  -> Lessons -> SOLUTION: In an examination, the scores of Pradip and Dilip are in the ratio 5:7, then what will be the ratio of the sum of three times Dilip's score and Pradip's score to the sum of three t      Log On


   



Question 1110797: In an examination, the scores of Pradip and Dilip are in the ratio 5:7, then what will be the ratio of the sum of three times Dilip's score and Pradip's score to the sum of three times Pradip's score and Dilip's score?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Pradip : Dilip, 5 : 7

If their scores were 5x and 7x,
then description gives
%283%2A7x%2B5x%29%2F%283%2A5x%2B7x%29
%2821%2B5%29%2F%2815%2B7%29
26%2F22
13%2F11
OR
13 : 11