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Last year, wind turbines along a hilly ridge had an average output of 390 kilowatt hours per year. The turbines were upgraded, and now their average annual output is 30% more. W…
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Last year, wind turbines along a hilly ridge had an average output of 390 kilowatt hours per year. The turbines were upgraded, and now their average annual output is 30% more. W…
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Sep 20, 2022
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Last year, wind turbines along a hilly ridge had an average output of 390 kilowatt hours per year. The turbines were upgraded, and now their average annual output is 30% more.
What is the new average yearly output?
kilowatt hours=
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☆Answer :
30% × 390 = 117
= 390 - 117
=
5
0
7
k
w
/
h
Andy Poes
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Sep 26, 2022
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Andy Poes
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