Since, ‘A’ and ‘B’ invested their sums for equal period, therefore, ratio of the profit received by ‘A’ and ‘B’ will be equal to the ratio of sum invested by them i.e. 6:7, respectively Let the total profit received by them be Rs. 100x Therefore, profit distributed between ‘A’ and ‘B’ = 0.78 × 100x = Rs. 78x Profit received by ‘A’ = 78x × (6/13) = Rs. 36x According to the question, 36x = 1764 Or, x = 49 Therefore, total profit received by ‘A’ and ‘B’ = 100x = Rs. 4900
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