Graphs and Word Problems: Piecewise Functions

Which of the piecewise functions matches this graph?

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• 
• 
• 

Tags

CCSS.HSF-IF.C.7B

The graph represents a piecewise function. How many pieces make up the function?

• 1

• 2

• 3

• 4

Tags

CCSS.HSF-IF.C.7B

What are the domain restrictions for the green piece of this function?

• -2 < x ≤ 1
• -1 < x ≤ 0.5
• x > -2
• x ≤ 1

Tags

CCSS.HSF-IF.C.7B

Which piecewise function corresponds to this graph? (Take your time)

• f(x) = { x  if x < 4;   -x+1  if x ≥ 4
• f(x) = { x  if x ≤ 4;  -x+1  if x > 4
• f(x) = { -x+1  if x < 4;  x  if x ≥ 4
• f(x) = { -x+1  if x ≤ 4;  x if x > 4

Tags

CCSS.HSF-IF.C.7B

Graph

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• 

Tags

CCSS.HSF-IF.C.7B

• $12.75
• $35
• $43.40
• $27.75

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.REI.B.3

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.

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.CED.A.2

• $12.75
• $35
• $45
• $27.75

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.REI.A.1

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

• $50
• $100
• $150
• $175

Tags

CCSS.HSF.LE.B.5

If you have $75, how many days can you rent the Karaoke machine?

• 0 days
• 1 day
• 2 days
• 3 days

Tags

CCSS.HSF.LE.B.5