Which graph shows an odd function?

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

How do you write something in scientific notation?

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