Student: Class Date: Applications of percents Student Activity Sheet 3; use with Exploring “Applying percents to business situations”

Haley and her teammates are making lemonade. They make a sugar water solution by dissolving sugar into hot water. In another container they squeeze lemons to form pure lemon juice. They mix the two liquids together according to the following recipes:

I Mild Regular Super sour ! 10% lemon luice, 15% Lemon juice, 20% lemon juice, 1 90% sugar water 85% sugar water 80% sugar water

1. If the team wants to make 10 quarts of each type of lemonade, how many quarts of Lemon juice do they need for each recipe?

Mild: Regular: Super sour:

2. The team wants to make 20 cups of mild lemonade. How much of each ingredient should they put in?

3. The team wants to make 15 cups of sour lemonade. How much of each ingredient should they put in?

4. The team wants to make 15 cups of regular lemonade. How much of each ingredient should they put in?

Copyright 2014 AgiLe Mind, Inc. ® Page 1 of 5 Content copyright 2014 Charles A. Dana With space for student work Center, The University of Texas at Austin Student: ______Class: ______Date:______Applications of percents Student Activity Sheet 3; use with Exploring “Applying percents to business situations”

5. The team has made 10 cups of super sour lemonade, but what they realty want is 30 cups of mild temonade. How many cups of lemon juice and/or sugar water should they add to make 30 cups of mild lemonade?

6. For this mixture, 75% of the lemonade is sugar water. Complete this puzzle to determine the number of cups of lemon juice, the percent of lemonade that is lemon juice, and the ‘5 cups of sugar water. ~ot Lemon Juice Sugar Water Lemonade

+ 25 cups

___~cups I Icups

____ Lemon juice 75% Sugar water

7. REINFORcE If you want to make 15 quarts of regular lemonade, how many quarts of Lemon juice do you need?

Copyright 2014 AgiLe Mind, Inc. ® Page 2 of 5 Content copyright 2014 Charles A. Dana With space for student work Center, The University of Texas at Austin Student: ______CLass: ______Date:______Applications of percents Student Activity Sheet 3; use with Exploring “Applying percents to business situations”

8. REINFORcE You mix 13-i cups of sugar water and 1 cups of lemon juice. Which of the three recipes have you made?

9. REINFORCE You have 50 cups of mild lemonade. About how many cups of lemon juice do you need to add to make the lemonade super sour?

10. REINFORCE You want to make mild lemonade but have only 1 cup of lemon juice. What is the greatest amount of mild lemonade you can make?

11. REINFORCE You are asked to make 20 cups of each type of lemonade. Complete the table to identify the number of cups of sugar water and lemon juice you need for each.

Recipe Sugar water Lemon juice Mild Regular Super Sour

What patterns do you notice in the table?

copyright 2014 AgiLe Mind, Inc. ® Page 3 of 5 content copyright 2014 CharLes A. Dana With space for student work Center, The University of Texas at Austin Student: Class: Date: Applications of percents Student Activity Sheet 3; use with Exploring “AppLying percents to business situations” ‘C 12. REINFORCE Mark is testing the precision of his postal scale. He places a 2-gram weight on the scale and it registers 1.65 grams. What is the percent error of the scale?

Vanessa’s total sales = $321.50

13. How much do the girls owe the school in concession fees from Vanessa’s total sales?

14. How much will Vanessa make in commissions from her total saLes?

15. How much profit will the team make from Vanessa’s total sales?

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16.The profit from Haley’s register was $181.87. What is the total profit from the two registers after the commissions and concession fees have been paid?

K 17. You calculated the fees and commissions for each girt individually, and then added to find the totaL profits. Can you get the same answer by adding all the sates, then finding the fees, commissions and profits? 1••• I. / I j 18. After three games, total sales from lemonade is $1206.00. The new uniforms Cost $1000. Can the girls buy the uniforms now?

19.The girls received $250 in tips. If the total sales from the lemonade after three games was $1206.00, what percent of sales were they given in tips? I j 20. REINFoRCE Marco paid $25.00 for a meat, including a 25% tip. How much was the meat before he added the tip?

Content copyright 2014 Charles A. Dana With space for student work Center, The University of Texas at Austin