If 4 pounds of meat serves 10 people, how many pounds are needed to serve 17 people?
Kevin traveled 623 miles in 7 hours. At the same rate, how many miles will he travel in 9 hours?
On a scale drawing, 1/4 inch equals 1 foot. If the length of the room on a scale drawing is 5 1/4 inches, how long is the room?
If 7 pencils cost $0.84, find the cost of 10 pencils.