Step Functions and Piecewise Functions Quiz

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CCSS.HSF.IF.A.2

Evaluate  $f\left(3\right)$  

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CCSS.HSF.IF.A.2

A house painter charges $12 per hour for the first 40 hours he works, $18 for the ten hours after that, and $24 for all hours after that.

The function to the left represents how much the painter earns depending on how many hours he works, x.

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

• $12.75
• $35
• $43.40
• $27.75

How much does it cost to rent the Karaoke machine for 3 days?

• $50
• $100
• $150
• $175

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CCSS.HSF.LE.B.5

If you get 51 members to join your math club, how much will 51 t-shirts cost?

• $408

• $612

• $510

• $400

Use the graph to evaluate f(5)  .

• 0

• 2

• 4

• 6

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CCSS.HSF.IF.A.2

How much does it cost to make 300 photocopies?

• $24.00
• $20.00
• $40.00
• $300.00

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CCSS.HSF.LE.B.5

Find f(2)

• f(2) = 0

• f(2) = 1

• f(2) = 3

• f(2) = 4

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CCSS.HSF.IF.A.2

How much would postage cost for a letter that weighs 2.1 ounces?

• 41 cents

• 39 cents

• 45 cents

• 43 cents