Asked by Alice

Calculate the cost of operating a 65 W light bulb continuously for a 30-day month when electrical energy costs $0.23/kW·h.
$ 1
How do you calculate cost?
whats the equation?
Answered by bobpursley
cost= price/kw-hr*timeinHours*powerinKw
=$.23/kwHr*30days*24hrs/day*.065kw

Alice: These problems are designed for you to invent an equation, think it out, and seek the relationships between time, power, money
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