| A | B |
|---|
| Inch | benchmark is length of a small paper clip |
| Foot | benchmark is length of a standard sheet of paper |
| Mile | benchmark is length of about 18 football fields |
| Ounce | benchmark is the weight of a slice of bread |
| Pound | benchmark is weight of 3 apples |
| Ton | benchmark is weight of a longhorn |
| Fluid ounce | benchmark is amount of water in 2 tablespoons |
| Cup | benchmark is the capacity of a standard measuring cup |
| Gallon | benchmark is capacity of a large milk jug |
| To measure the length of a rug | use feet |
| to measure the weight of a magazine | use ounces |
| to measure the capacity of an aquarium | use gallons |
