9.13: Yummy Yogurt and Yummy Yogurt Extra for Experts
Yummy Yogurt – Write Function Rules
Notes to Teachers
Students use facts on signs to complete tables of related data. They use variables to write rules that relate Number of Scoops to Total Cost. All functions are of the form . In that function, represents the total cost of a cone of yogurt. The total cost is the sum of the cost of the cone or some other fixed item and the product of the number of scoops , which varies, and the cost of one scoop .
Solutions
Yummy Yogurt 1
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Yummy Yogurt 2
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Yummy Yogurt 3
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Yummy Yogurt 4
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Yummy’s sells yogurt desserts.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
Yummy Yogurt 1 – Write Function Rules
Celeste’s sells yogurt sundaes.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Yummy Yogurt 2 – Write Function Rules
Delicioso’s sells yogurt banana splits.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Yummy Yogurt 3 – Write Function Rules
Flavor’s sells yogurt floats.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Yummy Yogurt 4 – Write Function Rules
Yaley’s sells yogurt chocolate cups.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Extra for Experts: Yummy Yogurt – Write Function Rules
Solutions
Extra for Experts: Yummy Yogurt 1
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Extra for Experts: Yummy Yogurt 2
a.
Number of Scoops | Total Cost |
---|---|
1 | |
2 | |
3 | |
4 |
b. Rule:
Extra for Experts: Yummy Yogurt 1 – Write Function Rules
Mixer’s sells yogurt slushes.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
Extra for Experts: Yummy Yogurt 2 – Write Function Rules
Fabulous’s sells yogurt sandwiches.
a. Use the information in the sign. Complete the table to show how total cost is related to number of scoops.
b. Write a rule to represent the relationship between number of scoops and total cost. Use for number of scoops and for total cost.
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Date Created:
Feb 23, 2012Last Modified:
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