Lindsey wants to figure out her final math grade scores are 88.5% 90% 82% 94.5% and 80% what is Lindsey‘s final average?

Arectangle has an area of 54 square feet. if the length is 3 feet more than the width, find the dimensions of the rectangle.

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i

How much would it be worth in 5, 10, 20 years