Ivy is in Las Vegas and bet on her favorite team, the Denver Dragons, to beat the Seattle Sea Turtles. If the Denver Dragons win, she will win 10 dollars. If the Seattle Sea Turtles win, she will lose 11 dollars (the extra dollar is commission). Ivy estimates that there is a 50% chance of the Denver Dragons winning (there cannot be a tie). Find the expected return of placing this bet.

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.)