The large rectangle below represents one whole what percent is represents by the shaded area

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.