Sally has 24 books in her library. She bought several books at a yard sale over the weekend. She now has 80 books in her library. How many books did she buy at the yard sale?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5