Number and Quantity Modeling

Number and Quantity Modeling

Open Ended

When someone works for commission, what does that mean?

​When an employee earns a commission, they make a portion of the sale in income. For example, if an employee sells a couch for $500 and they get a 10% commission on all sales, then they earn $50 on that sale.

​COMMISSION

Math Response

What is 12% written as a decimal?

Type answer here

Correct Answer: .12

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​Percents to Decimals

​22%

34%

92%

Match

Match the following percents with their decimal equivalent.

• 12%

• 1.2%

• .12%

• 120%

0.12

0.012

0.0012

1.2

• 0.12

• 0.012

• 0.0012

• 1.2

​Find the Percent

​22% of $136



34% of 4



92% of 1,256

Math Response

Find 36% of $22.34

(round the answer to the hundredth)

Type answer here

Correct Answer: 8.04

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​Walk Through

Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold 120 quarts of oil at $1.35 per quart.

How much did they make?

Type answer here

Correct Answer: 162

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold 30 gallons of antifreeze at $7.50 per gallon.

How much did they make?

Type answer here

Correct Answer: 225

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold 30 tires at $69.75 per tire.

How much did they make?

Type answer here

Correct Answer: 2092.50

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold 5 batteries at $85.00 each.

How much did they make?

Type answer here

Correct Answer: 425

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold the following items:

·         120 quarts of oil at $1.35 per quart

·         30 gallons of antifreeze at $7.50 per gallon

·         30 tires at $69.75 per tire

·         5 batteries at $85.00 each

·         various other auto supplies at a total price of $324.25

 

How much money in sales did the gas station make that week?

Type answer here

Correct Answer: 3228.75

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold the following items:

·         120 quarts of oil at $1.35 per quart

·         30 gallons of antifreeze at $7.50 per gallon

·         30 tires at $69.75 per tire

·         5 batteries at $85.00 each

·         various other auto supplies at a total price of $324.25

 

John receives a 6% commission on total sales, how much did he earn in commission?

Type answer here

Correct Answer: 193.73

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Math Response

John has a part-time job at a gas station. During one week last summer, the gas station sold the following items:

·         120 quarts of oil at $1.35 per quart

·         30 gallons of antifreeze at $7.50 per gallon

·         30 tires at $69.75 per tire

·         5 batteries at $85.00 each

·         various other auto supplies at a total price of $324.25

 

John receives a 6% commission on total sales, in addition to a salary of $150.00 per week. How much did he earn that week?

Type answer here

Correct Answer: 343.73

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Open Ended

So that week John earned $343.70 working at the gas station.

If John is offered another job for a salary of $200.00 per week, but with no commission, should he quit his current job to take the new one? Why or why not? Justify your answer.