SOLUTION: One conveyor belt can move 1000 boxes in 11 minutes. Another can move 1000 boxes in 3 minutes. If another conveyor belt is added and all three are​ used, the boxes are moved in 3

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Question 1201636: One conveyor belt can move 1000 boxes in 11 minutes. Another can move 1000 boxes in 3 minutes. If another conveyor belt is added and all three are​ used, the boxes are moved in 3 minutes. How long would it take the third conveyor belt alone to do the same​ job?

Found 2 solutions by greenestamps, josgarithmetic:
Answer by greenestamps(13198) About Me  (Show Source):
You can put this solution on YOUR website!


No calculations are necessary; the problem is clearly faulty.

The second conveyor belt alone can move all the boxes in 3 minutes. The first conveyor belt is not needed; and there is certainly no need to add a third.

Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
Some of the given data are wrong.