Unit 6.2 Quizizz

What is a unit rate?

• a comparison of two values that are the same

• a comparison of two value that are different

• two equivalent proportions

• a rate with a second quantity of 1 unit

Which operation do you use when scaling down ?

• Multiplication

• Division

• Addition

• Subtraction

Which operation do you use when scaling up ?

• Multiplication

• Division

• Addition

• Subtraction

The owner of a city parking garage uses a rate table so that he can look up the parking charges quickly.

What is the unit rate?

• $4.50 per hour

• $6.75 per hour

• $5.25 per hour

• $7.50 per hour

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

If Justin can type 408 words in 4 minutes, how many words can he type in 7 minutes?

• 109 words

• 411 words

• 714 words

• 102 words

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $1.25 per pound
• $1 per pound
• $2 per pound
• $1.50 per pound

Ian is saving up for a $200 pair of shoes. For every 3 hours he works, he gets paid $45. How many hours does he need to work to get the $200 shoes?

• 13.33 hrs

• 15 hrs

• 3000 hrs

• 158 hours

Which of the following is true?

• The ratio of smiley faces to sad faces is 2 to 4.

• There are 2 smiley faces for every sad face.

• There is 1 smiley face for ever 2 sad faces.

• The ratio of sad faces to smiley faces is 1 to 2.

A man ate 2 pounds of sushi over 5 weeks. During this time, the rate he ate sushi was

• 2/5 pounds per week

• 5/2 pounds per week

• 3 pounds per week

• 7 pounds per week