Jon is decorating a banner for a parade. Jon uses a piece of red ribbon, which is \(\frac{3}{4}\) yard long. Jon also needs blue ribbon that is 5 times as long as the red ribbon. How much blue ribbon does Jon need?
Mirror Lake Elementary School has 168 students and chaperones going on the fifth grade class trip. Each bus can hold 54 people. What is the least number of buses needed for the trip?
From an 8-foot board, a carpenter sawed off one piece that was \(2\frac{3}{4}\) feet long and another piece that was \(3\frac{1}{2}\) feet long. How much of the board was left?