Objective Mastery #2

This equation can be used to find b, the number of dollars Mrs. Colton earned as a sales bonus last week.

b = 429 - (39 x 9)

What was the amount of Mrs. Colton's bonus?

• $20

• $78

• $158

• $138

Tags

5.4.F

• 380

• 180

• 370

• 120

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5.4.F

An elementary school had 90 boxes of glue sticks. Each box had 36 glue sticks. Teachers put all of the glue sticks into bags to give to the students. They put 6 glue sticks into each bag. Which equation can be used to find b, the number of bags the teachers can fill with these glue sticks?

Tags

5.4.B

Margaret opened a new case of lightbulbs.

- The case contained 3 boxes of lightbulbs with 8 lightbulbs in each box.

- Margaret threw 2 of these lightbulbs in the trash because they were damaged.

- Then she took 7 of the lightbulbs out of the case.

Which expression can be used to show that there are 15 lightbulbs still in the case?

• 3 x 8 - (2 + 7)

• 3 + 8 - 2 + 7

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5.4.F

Rebecca bought air filters at a store.

-She bought 8 air filters.

-Each air filter cost $16.95.

-Rebecca used a coupon for $7.50 off her total cost of the air filters.

The total cost in dollars that Rebecca paid for 8 air filters can be represented by this expression.

(8 x 16.95) - 7.50

How much did Rebecca pay for these 8 air filters?

• $80.70

• $143.10

• $128.10

• $75.60

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5.4.F

A pet owner will order dog beds for his shop. The relationship between x, the number of boxes he will order, and y, the number of dog beds he will receive, can be represented by the equatin y = 12x. Which table contains only values that represent the equation?

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5.4.D

Jonathan drinks 5 quarts of water each day. how many cups of water does Jonathan drink each day?

• 10 cups

• 100 cups

• 20 cups

• 9 cups

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5.7

Three friends rode their skateboards last week. 

-Ava rode her skateboard 25 kilometers. 

-Roberto rode his skateboard 15 kilometers less than Ava.

-Lily rode her skateboard 2 times as far as Roberto. 

Which equation represents n, the distance in kilometers Lily rode her skateboard?

• (25 + 15) ➗ 2 = n

• (25-15) x 2 = n

• (27 -15) ➗ 2 = n

• (27 + 15) x 2 = n

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5.4.B

The points plotted on the coordinate grid represent the rule y = x + 5. Which table also represents this rule?

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5.4.D

Tucker collected 1/2 of a bin of glass bottles to recycle. Javier collected 6 times as many bins as Tucker. How many bins of bottles did Javier collect?

• 6 bottles

• 3 bottles

• 2 bottles

• 12 bottles

Tags

5.3.I