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Functions Retest Activity - Unit 2

Authored by Rachel Smith

Mathematics

7th - 8th Grade

CCSS covered

Used 11+ times

Functions Retest Activity - Unit 2
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which equation represents a nonlinear function?

y = 2x

y = 8

y = x/2 + 8

y = 3x3 + 8

Tags

CCSS.8.F.A.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rhoda and James both sell laptops and earn commission based on the number of laptops sold. In one month, Rhoda earns $100 in commission for each lap top she sells and a base salary of $600. The money James earns for selling laptops in the same month is shown in the graph below.


How much more money does Jame earn in one month for selling 5 laptops?

$100

$400

$850

$150

Tags

CCSS.8.EE.B.5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which function has the same rate of change as the linear function that goes through the points (3, 5) and (6, 2)

y = x + 5

Media Image

Linear function that passes through (1, 1) and (2,2)

y = -1 + x

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which equation passes through the following points:

(-4, -5), (-2, -4), (2, -2), (4, -1)

y = x/2 - 3

y = 2x - 6

y = -x/2 -1

y = x/2 + 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pete’s Plumbing charges a flat fee of $28 for a house call and inspection and an additional $35 per hour for any onsite work. Which set of ordered pairs represents a cost function,y, with a greater hourly rate,x, than these charges?

(3, 109), (5,163), (7, 217)

(3, 136), (5, 208), (7, 280)

(6, 174), (9, 261), (12, 348)

(6, 209), (9, 296), (12,383)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which graph shows a linear function?

Media Image
Media Image
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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Adrian rode his bike at a constant speed. He then decreased his speed at a constant rate until stopping. He then rapidly increased his speed before going back to a constant speed. Which graph could model Adrian’s bike ride?

Media Image
Media Image
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Tags

CCSS.8.EE.B.5

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