If (2a + 3b) : (3a - 4b) = 49 : 48 and (4a - 5b) : (a + 2b) = 5 : 2, find the ratio (a + b) : (a - b).

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If (2a + 3b) : (3a - 4b) = 49 : 48 and (4a - 5b) : (a +... | Mathematics MCQ #38 | Examora | Examora