3rd Six Weeks Warm-Ups

1. Kelsey owns a bike rental company 1. Kelsey owns a bike rental company. She charges an initial fee of $10 for each rental and an hourly rate of $4. Write AND solve an equation that shows the amount y that Kelsey charges for a bike rental that lasts x hours.

2. Andrea ran 4 miles in 30 minutes 2. Andrea ran 4 miles in 30 minutes. What was her rate in miles per hour?

3. What is the measure of FBC?

4. Find the measure for x.

5. The length in feet of a humpback whale calf was found to be approximately 1.5 times his age in months plus 12. Use a table to represent the relationship between length and age. Age (months) Length (ft)

6. Alexa started a race with a 50-meter head start 6. Alexa started a race with a 50-meter head start. She ran at a rate of 6.25 meters per second. After how many seconds, was Alexa 200 meters past the starting line?

7. The Ecology Club is holding a car wash to raise money 7. The Ecology Club is holding a car wash to raise money. The club received a pledge from its parent group. The table shows the relationship between the number of cars washed and the amount the parent group pledged. Use the table to give a verbal description of the relationship between cars washed and amount pledged. Cars 1 2 3 4 Amount Pledged ($) 79.50 84 88.50 93

8. Oswaldo earns a salary of $2,500 per month plus a 8% commission on all of his sales. He wants to earn at least $5,400 next month. Write an inequality that shows what his total sales s must be in order for Oswaldo to reach his goal.

9. The school band sold T-shirts for a fundraiser 9. The school band sold T-shirts for a fundraiser. They earned $6 profit on each T-shirt minus $4 for flyers. Give a verbal description relating the number of T-shirts and the profit. Find the profit for selling 30 T-shirts.

10. Jorge’s printer can print 24 pages in 15 minutes 10. Jorge’s printer can print 24 pages in 15 minutes. How many pages can it print in 3 4 hour? in 1 hour?

11. Two pounds of peaches cost $4. 50, 5 pounds cost $11 11. Two pounds of peaches cost $4.50, 5 pounds cost $11.25, and 10 pounds cost $22.50. Show that the relationship between the number of pounds of peaches and the cost is a proportional relationship. Then write an equation for the relationship.

12. Tell whether the given statement is true or false 12. Tell whether the given statement is true or false. Explain your choice. A. All rational numbers are integers. B. All whole numbers are rational numbers.

13. Elle wanted to order candy online 13. Elle wanted to order candy online. Company A is offering 2 1 1 pounds of chocolate for $32.50, while Company B is offering 2 3 4 pounds of the same chocolate for $35.00. Which company is offering the lowest price per pound?

14. Which set of numbers best describes the height of a person in inches? Explain.

15. Ronnie cuts 1 4 -inch sections of wood to make a birdhouse roof 15. Ronnie cuts 1 4 -inch sections of wood to make a birdhouse roof. He cut 36 sections. How many inches did he cut?

16. Mindy’s paper cup holds 6 fluid ounces 16. Mindy’s paper cup holds 6 fluid ounces. How many milliliters is this?

17. Find the measure of side DE.

18. Molly made two sizes of tiles. Are the shapes of the tiles similar?

19. Find each percent increase or decrease to the nearest percent. 1 19. Find each percent increase or decrease to the nearest percent. 1. from 14 books to 40 books 2. from 72 points to 50 points

20. △QRS ~ △BCD. Find the unknown measurements. Find the unknown side, x. B. Find m∠y.