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Sarah can assemble a wideget in 8 hours. Jerry can do the same job in 12 hours. How much time would be required to assemble a widget if they worked together?

Sarah can assemble a wideget in 8 hours. Jerry can do the same job in 12 hours. How much time would be required to assemble a widget if they worked together?
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Sarah can assemble a wideget in 8 hours. Jerry can do the same job in 12 hours. How much time would be required to assemble a widget if they worked together?

Sarah can assemble a wideget in 8 hours. Jerry can do the same job in 12 hours. How-example-1
User Jennifer
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7.2k points

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it would take 4 hours if they worked together
User Edward A
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8.9k points
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