Grade 6 Mathematics · Unit 3: Ratios & RatesStandard 6.AT.2

Lesson 3.83.8 Small Group · Group 2

Group 2 · Set BSecond challenge form · new problems, same idea

Mastery check☐ Exceeds☐ Meets target☐ Needs practice
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Learning target I can solve real-world problems by using unit rates to compare options, explain how I can tell, and judge a case I have not seen before.

Remember3.8 Small Group · Group 2

The unit price lets us compare deals of any size, and unit price × quantity gives the total cost for any amount. Multiply a unit price by any quantity to find a total cost, then compare the totals.

Words: Unit Rate (Tasa unitaria)Better Buy (Mejor compra)Comparison (Comparación)Per Unit (Por unidad)Rate (Tasa)

  1. 1Complete each step, then write the final answer.
    Pack A tokensPack A cost ($)Pack B tokensPack B cost ($)________________

    Pack A has 40 tokens for $6. Pack B has 25 tokens for $4. Which pack costs less per token?

    Show your work
    Final answer:
  2. 2Complete each step, then write the final answer.
    BatteriesCost ($)________________

    A 24-pack of batteries costs $15.60. What is the cost for 1 battery?

    Show your work
    Final answer:
  3. 3Complete each step, then write the final answer.
    MinutesPages________________________

    A printer prints 84 pages in 6 minutes. At this rate, how many pages does it print in 25 minutes?

    Show your work
    Final answer:
  4. 4Complete each step, then write the final answer.
    Store A cansStore A cost ($)Store B cansStore B cost ($)________________

    Store A sells 6 cans for $4.20. Store B sells 8 cans for $5.44 but adds a $1 fee to each order. You need 48 cans in one order. Which store costs less in total?

    Show your work
    Final answer:

Explain your thinkingOne deal has a lower total price. Another deal has a lower unit price. Which one should you choose when you need a lot? Defend your choice.

How did it go? ☐ 4 · I can teach it☐ 3 · I've got it☐ 2 · I need a hint☐ 1 · I need help