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Machine A can do a piece of work n 6 hours while machine B can do the same piece of work in 9 hours. Machine...

Machine A can do a piece of work n 6 hours while machine B can do the same piece of work in 9 hours. Machine A was set to do the piece of work but after 3 hours it broke down and machine B did the rest of the work. Find how long would machine B take to do the rest of the work

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Kavungya answered the question on September 17, 2019 at 06:46

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