The girls club went on an overnight hike. The first day they hiked from the start of the trail. They hiked past the Nature Center and the Old Railroad Bridge and arrived at Overlook Point. Then they hiked back to the Nature Center to the
overnight camping shelter. What was the total distance they hiked, in miles, on the first day of the trip?
Show your work.

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?