Algebra I EC Review

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change? 

• 200
• 150
• 300
• 75

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Tags

CCSS.8.EE.B.5

Solve |x – 12| - 3 = 11.

• x = -2
  x = -26
• x = -2
  x = 26
• x = 3
  x = 25
• x = 4
  x =  -7

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve:
287 ≤ 7(1 + 5p)

• p ≤ 8
• p ≥ 8
• p ≤ 56
• p ≥ 56

Tags

CCSS.7.EE.B.4B

Which example shows CORRELATION?

• I ate a hananero pepper and my mouth feels like it is on fire.
• Music lessons and brain development.
• I stepped on a spider and it died.

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

CCSS.HSS.ID.C.9

Which example shows CAUSATION?

• High social media usage and reduced grades.
• Car ran out of gas and being stranded on the side of the road.
• Recess time and classroom behavior in elementary school

Tags

CCSS.HSS.ID.C.9

Using the pictured graph, what is f(-3)? 

• -3
• -1
• 1
• 3

Tags

CCSS.HSF.IF.A.2

Pick the correct inequality.

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

Estimate the correlation coefficient for this scatterplot.

• r = 1.2
• r = 0.89
• r = 0
• r = - 0.89

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8