Lichael uses a gasoline-powered lawn mower to mow lawns. The lawn mowers gas tank holds 2 gallons of gasoline in its tank. Mowing each lawn requires gallon of gasoline. What is the maximum number of lawns he can mow before having to add more gasoline to the
tank?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet

Aresearch study is done to find the average age of all u. s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample