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     EduGorilla 
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    Two numbers a and b are in the ratio 13 : 17. If 120 is added to a, then the ratio changes to 17 : 13. What is the sum of the numbers a and b?

    Options :-

    1. 390
    2. 330
    3. 360
    4. 420
    5. 502
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Reply To: Two numbers a and b are in the ratio 13 : 17. If 120 is added to a, then the ratio changes to 17 : 1….
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