Darnells's car used 8 gallons of gasoline to travel 340 miles. after a mechanic worked on the car it used 7 gallons of gasoline to travel 350 miles. if the price of the gasoline was approximately $4.00 a gallon, to the nearest cent per mile, did it cost to run the car after the mechanic worked on it

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол