24. Assuming electrical energy costs $0.080 per kWh, if 115 V is supplied, calculate the cost...

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24. Assuming electrical energy costs $0.080 per kWh, if 115 V is supplied, calculate the cost of running and the amount of energy used by each of the following appliances over a 24 h time period: a. a 75.0 W stereo, ($0.14, 6.48106 J) b. an electric oven that draws 20.0 A of current, ($4.42, 2.00108 J) C. a television with a resistance of 60.0 0. ($0.42, 1.90107 J) 24. Assuming electrical energy costs $0.080 per kWh, if 115 V is supplied, calculate the cost of running and the amount of energy used by each of the following appliances over a 24 h time period: a. a 75.0 W stereo, ($0.14, 6.48106 J) b. an electric oven that draws 20.0 A of current, ($4.42, 2.00108 J) C. a television with a resistance of 60.0 0. ($0.42, 1.90107 J)