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3.1 Ratios & Rates

This math minute activity focuses on finding rates from line graphs. Students will answer 10 questions in 15 minutes. Answer key and extension activities included.

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3.1 Ratios & Rates

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  1. 3.1 Ratios & Rates Find a Rate From a Line Graph Day 2

  2. Math Minute 9 Directions • Work by yourself • You have 15 minutes to complete and/or correct all 10 questions • When you’re done… • Math Facts in a Flash • Accelerated Math • Incomplete work • D-11 Math Review • Raise your hand if you have a question!

  3. Math Minute 9 ANSWER KEY • 4 + 3 • 5 • 7/12 • 30 • 190 • Tom, Kyle • True • 37 • $520 • 8  16; 5  10; 12  36 • 8, 12, 16, 36

  4. Math Minute 9 Extension Time • If you are an A-Team Member, you may go to the following websites: • Mathplayground.com • Funbrain.com • If you are NOT an A-Team Member, your computer needs to be closed. You should be working on one of the following things: • Incomplete/missing work • D-11 Math Review 1.4 DUE FRIDAY • Extra Credit

  5. Reverse Schedule

  6. Announcements • D-11 Math Review 1.3 DUE Tuesday • D-11 Math Review 1.4 DUE Friday • Reverse schedule today • Winter Math MAP on Thursday • Winter Aerospace Extravaganza on Tuesday • STAR Math Test on Friday • A-Team Members Q2W8 slips • December Newsletter DUE Friday

  7. Results from Last Class • Most students said sound can travel 12 km in 8 sec  • Some students said 11 km and 13 km

  8. Chapter 3 Pre-Test

  9. 3.1 Lesson Start Thinking You are planning a trip to Atlanta, Georgia. Discuss with a partner the factors you need to consider if it would be best to fly or to drive. Determine which method of transportation you would use and explain why.

  10. MODEL Finding a Rate from a GraphTEACHER EXAMPLE (p. 101 Example 3) • QUESTIONS TO ASK… • Question 1: What does the point (2,3) represent? • Question 2: What is the unit rate? • Question 3: What is the distance sound travels under water in 6 seconds?

  11. MODEL Finding a Rate from a GraphCLASS EXAMPLE (Extra Example 3) • QUESTIONS TO ASK… • Question 1: What does the point (4, 22) represent? • Question 2: What is the unit rate? • Question 3: What is the distance you can travel in 6 seconds?

  12. MODEL Finding a Rate from a GraphSTUDENT EXAMPLE (p. 103 #29)

  13. PREVIEW 3.1 Ratios & Rates Mini-Quiz SHOW YOUR WORK!!!

  14. 3.1 Mini-Quiz Graph

  15. 3.1 Ratios & Rates Mini-Quiz Mastery = At least 6/7 3/5 1/4 55 mi/h $1.20 per can $28 for 4 tickets $7 per ticket $63

  16. Extension: Fire Hydrants (p. 103 #33) Hint: Use the table on the right to record your data from the internet search. Hint: Google “fire hydrant colors”

  17. Extension: Fire Hydrants ANSWER KEY

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