A alone can complete a work in 80 days more than the time taken by Aand B together. B alone can complete the work in 20 days more than the time taken by A and B together. How much time A will need to complete the work qlone?
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A alone can complete a work in 80 days more than the time taken by Aand B together. B alone can complete the work in 20 days more than the time taken by A and B together. How much time A will need to complete the work qlone
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