3а/(a+1)²
Give the equivalent numerator if the denominator is (a + 1)3.

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.

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?