1). How many squares of any size can be made
using the pegs of this peg board?
All of the pegs are equally spaced.

Answer:_________

2). This walkway is to be paved with bricks.
Four bricks cover every square foot.
How many bricks will be needed?

Answer:_________

3). Two gears are interlocked with an arrow
on each of them lining up exactly.
Gear A has 12 cogs and gear B has 15,
and they turn in opposite directions.
How many times will gear A go completely around
before the 2 arrows point at each other again?

Answer:_________

4). The drill team starts at one corner
of the field shown, and marches up
the end-line and across one side.
The band starts at the other corner of the same field
and marches diagonally across the field.
How much farther does the drill team march?

Answer:_________