Math 6 Testlet 011 - Writing Equations 6.EEI.C.9a - Elissa Belmont | Knihovna

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Becky sells cups of lemonade. She earns more money by selling more cups of lemonade. What is the independent variable?

the number of cups of lemonade Becky has left over

the amount of money Becky charges for each cup of lemonade

the amount of money Becky earns

the number of cups of lemonade Becky sells

6.EEI.C.9.a

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Marcus is feeding horses. He gives each horse 4 apples. Which equation represents the relationship between the number of apples, a, and the number of horses fed, h?

h + 4 = a

4a = h

\frac{1}{4}h = a

4h = a

6.EEI.C.9.a

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Each costume for a theater production needs 2\frac{1}{2} yards of ribbon. Which equation represents the relationship between the number of yards of ribbon needed, r, and the number of costumes, c?

r = 2\frac{1}{2}c

c = 2\frac{1}{2}r

r = c - 2\frac{1}{2}

c = 2\frac{1}{2} + r

6.EEI.C.9.a

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Jeanine is planning a company picnic. The more people who are expected to attend, the more food Jeanine needs to buy. Select the two statements that are true:

The amount of food Jeanine needs to buy per person expected to attend is the independent variable.

The number of people expected to attend is the dependent variable.

The number of people expected to attend is the independent variable.

The amount of food Jeanine needs to buy per person expected to attend is the dependent variable.

The amount of food Jeanine needs to buy is the dependent variable.

The amount of food Jeanine needs to buy is the independent variable.

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The Halton family planted a tree. They measured the growth of the tree, in feet, for several years. During that time, the tree grew at a rate of 1.5 feet per year. Write an equation that represents the tree’s growth, g, in feet, after t years.

g=

6.EEI.C.9.a

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Cody earns \$12.25 per hour worked. Write an equation that represents Cody’s total earnings, in dollars, d, in terms of the number of hours he works, h.

d=

6.EEI.C.9.a

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Cayden wrote an equation to represent the total cost, c, in dollars, of making s shirts for his baseball team.

c=7s+8

Use the letters and numbers below the blank lines to complete the statements.

The independent variable is .

6.EEI.C.9.a