The customer service center in a large new york department store has determined that the amount of time spent with a customer about a complaint is normally distributed, with a mean of 8.7 minutes and a standard deviation of 2.1 minutes. what is the probability that for a randomly chosen customer with a complaint, the amount of time spent resolving the complaint will be as follows. (round your answers to four decimal places.)

In may you used 400 kilowatt-hours of energy for electricity. a. calculate the total electrical energy use in joules. b. calculate your average power use in watts. c. assume that your power supplier generates electricity by burning oil. note that 1 liter of oil releases 12 million joules of energy. how much oil is needed to generate the electricity you use? give your answer in both liters and gallons. a. the total electrical energy use was nothing _ joules. (type an integer or a decimal.) b. the average power use is nothing _ watts. (round to the nearest whole number as needed.) c. to generate the electricity you used, nothing _ l is needed. (round to the nearest whole number as needed.) to generate the electricity you used, nothing _ gal is needed. (round to two decimal places as needed.)