Explain how long would it take the third belt to push

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Reference no: EM13201225

One conveyor belt pushes 950 items in 12 minutes. Another belt pushes 950 items in 7 minutes. A third one is added. when all three are used, it pushes 950 items in 3 minutes. How long would it take the third belt to push 950 items if it was by itself?

Reference no: EM13201225

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