Understanding Ratios and Rates

Mrs. Hazmer's lesson focuses on comparing ratios using ratio tables. The video covers creating equivalent ratios by scaling up and down, describing relationships with ratio tables, and comparing rates in various contexts such as texting and juice concentrate ratios. The lesson emphasizes understanding and applying ratios in practical scenarios.

What is the result of scaling the ratio 30:80 up by a factor of 3?

• 90:240

• 120:320

• 60:160

• 30:80

If you have a ratio of 2:16, what is the unit rate when reduced?

• 2:8

• 1:16

• 1:8

• 8:1

How many words can be texted in one minute if the rate is 150 words in 3 minutes?

• 60

• 55

• 50

• 45

If Max's texting rate is 55 words per minute, how many words can he text in 3 minutes?

• 170

• 165

• 150

• 160

Which juice mixture has the greatest water to juice concentrate ratio?

• 2:1

• 3:1

• 5:1

• 4:1

What is the equivalent ratio of 10:2 when reduced?

• 5:1

• 10:1

• 2:1

• 1:5

Which of the following ratios represents the least amount of water in a juice mixture?

• 3:1

• 5:1

• 4:1

• 2:1

In the apple juice scenario, which ratio represents the strongest apple taste?

• 8:3

• 5:2

• 6:1

• 4:1

In the orange juice scenario, what is the ratio of juice concentrate to water for Sheila's mixture?

• 15:4

• 4:15

• 8:3

• 3:8

Which smoothie recipe has a higher proportion of strawberries to other ingredients?

• 2:7

• 3:7

• 1:3

• 3:9