Mathematics

Convert each measurement.

1. 8 gal = _________qt.
2. 50 ft. = _ yd.
3. 140 min = _ hr.
4. 7 in. = _ ft.
5. 6.5 lb. = __ oz.
6. 7 days = __ min

Write the most reasonable metric unit in each blank. Choose from km, m, cm, mm, L, mL, kg, g, and mg.

1. My husband weighs 85 _
2. I hiked 6 __ this morning.
3. She bought 130 _ of cough syrup
4. This peach weighs 190 __
5. This page is about 20 __ wide
6. My watch band is 9 _ wide
7. I bought 12 _ of soda for the picnic.
8. The bracelet is 14 _ long

Convert the following measurements. Show your work.

1. 275 cm to meters
2. 5.6 km to meters
3. 4 mm to centimeters
4. 235 mg to grams
5. 20 L to milliliters
6. 0.5 kg to grams
7. 11.76 m to centimeters
8. 85 mL to liters
9. The rainiest place in the world is Mount Waialeale in Hawaii, which receives 470 inches of rain each year. What is the average rainfall per month, in feet, to the nearest tenth?
10. A 6- inch Subway Veggie Delite sandwich has 600 mg of sodium. A 6- inch Super Subway Melt sandwich has 3 g of sodium.

a. How many more sodium is in the Super Melt sandwich, in milligrams, than in the Veggie Delite?

b. The recommended amount of sodium is less than 2400 mg daily. How much more or less does the Super Melt have than the recommended daily amount?

Pick the metric temperature that is most reasonable in each situation.

1. The water is almost boiling.
   300 °C 96 °C 54 °C
2. The tomato plants may freeze tonight.
   -40 °C 35 °C 55 °C

Use the conversion formulas to convert each temperature. Round your answers to the nearest degree if necessary.

1. 85 °F to Celsius

Solve this applications problem. Show your work.

1. Candace is making six matching pillows. She needs 130 cm of braid to trim each pillow. If the braid costs $4 per yard, how much will she spend to trim the pillows, to the nearest cent? (First find the number of meters of braid Candace needs.)
2. Describe two benefits the United States would achieve by switching entirely to the metric system.

Sample Solution