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A machine has an efficiency of 80% how much work must be done on the machine so to make it to 50,000 jewels of output work

A machine has an efficiency of 80% how much work must be done on the machine so to make it to 50,000 jewels of output work
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a machine has an efficiency of 80% how much work must be done on the machine so to make it to 50,000 jewels of output work

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User Baranbaris
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The efficiency is equal to the output work of the machine / actual work the machine done * 100%. So the actual work is 50,000/80%=62,500 jewels.
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User Sergey Nazarov
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