Unit Conversions Quiz

John is planning to watch a series of movies that lasts for 2.5 hours. How many minutes will he spend watching?

• 120 minutes

• 150 minutes

• 180 minutes

• 210 minutes

Answer explanation

2.5 hours is equal to 150 minutes because 1 hour is 60 minutes, so 2.5 hours is 2.5 * 60 = 150 minutes.

Imagine you have a bottle containing 750 milliliters of water. How many liters of water does the bottle contain?

• 0.75 liters

• 7.5 liters

• 75 liters

• 750 liters

Answer explanation

To convert milliliters to liters, divide by 1000. Therefore, 750 milliliters is equal to 0.75 liters. The correct answer is 0.75 liters.

A recipe requires (a)   grams of sugar to make 1.5 kilograms of cake.

• 150 grams

• 1500 grams

• 15,000 grams

• 150,000 grams

Answer explanation

To convert kilograms to grams, multiply by 1000. Therefore, 1.5 kilograms is equal to 1500 grams.

During a charity walk, Alex walked 2 miles to help raise funds. The total distance Alex walked is (a)   feet. (1 mile = 5280 feet)

• 5280 feet

• 10,560 feet

• 15,840 feet

• 20,320 feet

Answer explanation

To convert miles to feet, multiply the number of miles by 5280. Therefore, 2 miles is equal to 2 * 5280 = 10,560 feet. Hence, the correct answer is 10,560 feet.

John is packing 2 pounds of flour for his bakery. If 1 pound equals 16 ounces, how many ounces of flour is John packing?

• 16 ounces

• 32 ounces

• 48 ounces

• 64 ounces

Answer explanation

To convert pounds to ounces, multiply by 16. Therefore, 2 pounds is equal to 2 x 16 = 32 ounces. The correct answer is 32 ounces.

Sam needs to convert the length of his new desk from centimeters to meters for a custom desk mat. The desk is 100 centimeters long. How many meters is that?

• 1 meter

• 10 meters

• 100 meters

• 0.1 meters

Answer explanation

To convert centimeters to meters, divide by 100. Therefore, 100 centimeters is equal to 1 meter.

A typical high school track event lasts for (a)   seconds.

• 300 seconds

• 600 seconds

• 900 seconds

• 1200 seconds

Answer explanation

There are 60 seconds in a minute, so 10 minutes would have 10*60=600 seconds. Therefore, the correct answer is 600 seconds.

Imagine you're at a grocery store and you decide to buy a gallon of milk. If you were to convert that gallon into quarts, how many quarts of milk would you have? (1 gallon = 4 quarts)

• 2 quarts

• 4 quarts

• 6 quarts

• 8 quarts

Answer explanation

To convert 1 gallon to quarts, we use the conversion factor that 1 gallon is equal to 4 quarts. Therefore, 1 gallon is equal to 4 quarts, so the correct answer is 4 quarts.

A pharmacist needs to prepare a prescription requiring 0.5 grams of a medication. How many milligrams of the medication does the pharmacist need?

• 50 milligrams

• 500 milligrams

• 5000 milligrams

• 50,000 milligrams

Answer explanation

To convert grams to milligrams, multiply by 1000. Therefore, 0.5 grams is equal to 0.5 * 1000 = 500 milligrams.

Alice needs to walk from her home to the park, which is 3 kilometers away. How many meters does she need to walk?

• 300 meters

• 3000 meters

• 30,000 meters

• 300,000 meters

Answer explanation

To convert kilometers to meters, multiply by 1000. Therefore, 3 kilometers is equal to 3000 meters.