Lina has 24 square ceramic tiles, each with 1 inch sides she wants to arrange them in a rectangular design on a tabletop. What are the possible dimensions of the design?
There were half as many blue jays as chickadees at a bird feeder. There were fifteen more chikadees than finches. If there were 18 blue jays how many of chickadees and finches were there and how many in all birds were there?