Percentage Calculations and Measurements

Mr. Richards reviews grade six percentage problems, covering topics like solving percentage problems using tables, calculating original prices from discounts, determining percentage discounts, and identifying expressions larger than 100. The lesson also includes calculating an ant's travel rate, converting cups to liters, and identifying units of measurement for various objects.

If 160 is what percentage of 40, what is the result?

• 500%

• 300%

• 400%

• 200%

If an item is originally priced at $65 and is sold with a 20% discount, how much does the customer save?

• $20

• $15

• $10

• $13

A scarf originally costs $16 and is sold for $12. What is the percentage discount?

• 75%

• 50%

• 100%

• 25%

Which of the following expressions is greater than 100?

• 50% of 150

• 1% of 1000

• 120% of 100

• 200% of 30

An ant travels 300 cm in 2 minutes. What is its speed per minute?

• 300 cm/min

• 200 cm/min

• 150 cm/min

• 100 cm/min

How many milliliters are in 3.5 cups if 1 cup equals 236.6 milliliters?

• 828.1 ml

• 900 ml

• 1000 ml

• 1100 ml

What is the approximate weight of a pineapple?

• 1 gram

• 1 pound

• 1 kilogram

• 1 ton

What is the volume of a drop of honey?

• 1 liter

• 1 milliliter

• 1 cup

• 1 gallon

What is the length of a piece of printer paper?

• 1 foot

• 1 meter

• 1 inch

• 1 yard

What is the thickness of a fingernail?

• 1 foot

• 1 millimeter

• 1 centimeter

• 1 inch