When buying snacks for her classroom, ms. davis bought 4 bags of mixed nuts and 8 bags of pretzels. a bag of pretzels costs $1.50 less than a bag of mixed nuts. she spent $57 for the snacks. the variable is the price of one bag of mixed nuts. what is the translation of this scenario? a.)cost of pretzels = cost of mixed nuts b.)cost of pretzels – cost of mixed nuts = 57 c.)cost of mixed nuts + cost of pretzels = 57 d.)57 + cost of mixed nuts = cost of pretzels

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.)