All Things Functions

According to the graph, at what speed is this car traveling in miles per hour?

• 80 mph

• 20 mph

• 40 mph

• 160 mph

Tags

CCSS.HSF.IF.B.4

Tim bought a new phone. He paid $125 on the day of purchase, then $50 per month until it was paid off. What linear equation models this situation?

• y = 50x - 135

• y = 50x + 125

• y = 125 + 50

• y = 50x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the rate of change demonstrated in this graph?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What does the rate of change represent in this situation?

• The sloth runs 1 feet in 3 minutes

• The sloth runs 3 feet in 1 minute

• The sloth runs fast

• The sloth runs 6 feet in 1 minute

Tags

CCSS.HSF.IF.B.4

Which situation below is representative of an initial value?

• putting $300 a month into savings

• buying $30 worth of supplies for a lemonade stand

• Spending $3 per ride at the fair

• Paying $2 for parking every day

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

List the types of intervals that the graph demonstrates in order.

• decreasing, constant, increasing, constant

• increasing, decreasing, constant

• increasing, constant, increasing, constant

• increasing, constant, decreasing, constant

Tags

CCSS.HSF.IF.B.4

Which statement is true about this function?

• The function is never constant

• The function is always increasing

• The function is never decreasing

• The function increases at the same rate between the interval x=11:00 and x=13:00

Tags

CCSS.HSF.IF.B.4

Over which interval of time is this person returning home?

• A

• B

• C

• D

• E

Tags

CCSS.HSF.IF.B.4

How long did it take Sam to get to school?

• 5 minutes

• 20 minutes

• 1.25 km

• 1.25 minutes

Tags

CCSS.HSF.IF.B.4

How long did Sam sit on the bench and wait for the bus?

• 5 min

• 10 min

• 15 min

• 20 min

Tags

CCSS.HSF.IF.B.4