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OpenStudy (anonymous):
Calculate the efficiency of a person who is able to do 40 J of work by putting in 110 J of energy. Round the answer to the ones place and include the correct symbol for the unit of the answer.
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OpenStudy (espex):
Efficiency is just your output divided by your input.
OpenStudy (espex):
Multiply your answer by 100 to express as a percent.
OpenStudy (anonymous):
so I would take 40/110 and multiply the answer to 100 and that's my answer?
OpenStudy (espex):
Yep.
OpenStudy (anonymous):
Alright mastermind of math thanks again
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OpenStudy (espex):
:) You're welcome.
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