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14-05-2021
Mathematics

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32. Last week, Jerry's house used 350 kilowatts of energy. If this week his
house uses 420 kilowatts of energy find the percentage of increase of
energy used,

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Аноним Аноним

14-05-2021

Answer:

20%

Step-by-step explanation:

amount of increase

420 - 350 = 70

Percentage of increase

70/350 * 100

20%

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