Word Problems on Percentages and Measurements

This video tutorial by Mr. Richards reviews grade six practice problems on finding percentages. It covers various problems, including calculating the percentage of height required for a roller coaster ride, determining savings on a toolset, finding the percentage of a bathtub filled, calculating sale prices, comparing hotdog package costs, and converting height from inches to centimeters and meters. Each problem is explained step-by-step, demonstrating how to convert decimals to percentages and apply mathematical reasoning to real-world scenarios.

What is the main focus of Unit 3 Lesson 16?

• Understanding fractions

• Learning about geometry

• Solving algebraic equations

• Finding the percentage

If a child is 34 inches tall, what percentage of the required height to ride the roller coaster is this?

• 85%

• 80%

• 75%

• 90%

A person is 54 inches tall. What percentage of the required height to ride the roller coaster does this represent?

• 145%

• 115%

• 125%

• 135%

How much does a toolset cost during a sale if it is $12 less than the usual price of $80?

• $68

• $70

• $72

• $66

What percentage of the usual price is saved when the toolset is $12 less than $80?

• 25%

• 20%

• 10%

• 15%

How many gallons of water are used after 6 minutes if the faucet flows at 4 gallons per minute?

• 24 gallons

• 20 gallons

• 28 gallons

• 32 gallons

What percentage of the bathtub is filled after 6 minutes if it holds 80 gallons?

• 35%

• 30%

• 40%

• 25%

If an item is usually $30, what is its sale price when it is 85% of the usual price?

• $24.50

• $26.00

• $25.50

• $27.00

What is the sale price of an item that is usually $18 when it is 85% of the usual price?

• $14.50

• $15.30

• $15.00

• $16.00

A soccer ball is usually $24.80. What is its sale price at 85% of the usual price?

• $22.00

• $21.08

• $21.50

• $20.50