1. A recipe calls for a wire rack that is 1.5 feet long. How long is the rack in inches? (Given: $1 \text{ ft} = 12 \text{ in}$) The length is ___ inches.
2. To convert a weight of 80 ounces to pounds, which unit multiplier should be used? (Given: $1 \text{ lb} = 16 \text{ oz}$)
3. A student spent 210 minutes working on a project. How many hours did the student work? (Given: $1 \text{ hour} = 60 \text{ minutes}$) The student worked for ___ hours.
4. A trip is planned to last for 2 full days. How many minutes long is the trip? (Use $1 \text{ day} = 24 \text{ hours}$ and $1 \text{ hour} = 60 \text{ minutes}$)
5. A cyclist rides a distance of 5.5 kilometers. How many meters is that? (Given: $1 \text{ kilometer} = 1000 \text{ meters}$)
6. Given the equivalence statement $1 \text{ pound} = 16 \text{ ounces}$, what are the two correct unit multipliers you can create from this fact?
7. A piece of fabric is 7 yards long. Using the equivalence $1 \text{ yard} = 3 \text{ feet}$, convert the length of the fabric to feet. The fabric is ___ feet long.
8. To convert a measurement of 80 ounces to pounds, which unit multiplier must you use to ensure the 'ounces' unit cancels out? (Given $1 \text{ lb} = 16 \text{ oz}$)
9. A hallway is 48 feet long. Use a unit multiplier to convert this length into yards. The hallway is ___ yards long. (Given $1 \text{ yard} = 3 \text{ feet}$)
10. A unit multiplier must be a fraction equal to 1. Which of the following is NOT a valid unit multiplier because it is not based on a true equivalence statement?