Coffe Coffee Coffee $6.00/lb $6.90/lb $9.00/lb

R3.40. Fuel efficiency Wayne Collier designed an experiment to measure the fuel efficiency of his family car under different tire pressures. For each run, he set the tire pressure to either 28 or 32 psi and then measured the miles driven on a high- way (I-95 between Mills River and Pisgah Forest, NC) until he ran out of fuel using 2-liters of fuel each time. He also used two different types of gasoline (regular and premium). To run the experiment he made some alterations to the normal flow of gasoline to the engine. In Wayne's words, "I inserted a T-junction into the fuel line just before the fuel filter, and a line into the passenger compartment of my car, where it joined with graduated 2 liter Rubbermaid bottle that I mounted in a box where the passenger seat is normally fastened. Then I sealed off the fuel-return line, which under normal operation sends excess fuel from the fuel pump back to the fuel tank." a) Identify the factors and the levels in the experiment. b) How many times…

4. If 7 bags of empty aluminum cans weigh 21 pounds, how many pounds do 15 bags of empty aluminum cans weigh? spunod 5pounds Hint: Find out how much one bag would weigh (unit rate) & use it to calculate the weight of 15, spunod ç C 45 pounds D 105 pounds

please very soon urgent sir