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2 October, 23:37

Your oven has a power rating of 5000 watt ...

Your oven has a power rating of 5000 watts.

a. How many kilowatts is this? b. If the oven

is used for 2 hours to bake cookies, how

many kilowatt-hours (kWh) are used? c. If

your town charges $0.15/kWh, what is the

cost to use the oven to bake the cookies?

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Answers (1)
  1. 3 October, 03:31
    0
    A). 1,000 watts = 1 kilowatt

    5,000 watts = 5 kilowatts

    b). (5 kilowatts) x (2 hours) = 10 kilowatt-hours (kWh)

    c). (10 kWh) x (15 cents/kWh) = $1.50
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