A xbox is rated at 0.15 kW. This xbox is used 10 hours per day. What is the cost using this xbox each month. Assume cost of electricity is 1

Question

A xbox is rated at 0.15 kW. This xbox is used 10 hours per day. What is the cost using this xbox each month. Assume cost of electricity is 11.42¢/kWh and there are 30 days in a month.

A. 516 ¢ ($5.16)

B. 45 ¢ ($0.45)

C. 2 ¢ ($0.02)

D. 17 ¢ ($0.17)

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Thu Cúc 1 day 2021-07-22T06:31:24+00:00 1 Answers 0 views 0

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    0
    2021-07-22T06:33:23+00:00

    Answer:

    A. 516 ¢ (**closet answer**)

    Explanation:

    xBox is rated 0.15 kW

    in one day energy used will be 0.15kW ×10hr=1.5kwh

    in 30 days energy used will be 1.5kwh×30=45kwh

    rate of 1kwh is 11.42¢

    so,rate for 45kwh will be 11.42×45 ≈514¢

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