Review for Review Test

Nicolas places his 30 foot ladder against a house he is painting.  If the foot of the ladder is 8 feet from the base of the house, how high above the ground is the top of the ladder touching the house?  Round to the nearest tenth.

• 22.0 ft
• 27.8 ft
• 28.9 ft
• 31.0 ft

Tags

CCSS.8.G.B.8

Sonya wrote the equation
y=0.1x + 5 to find the total cost of her phone bill, y, based on the number of texts she sends per month, x.  What is the y-intercept of the equation of the line?

• b=1/10
• b= 1/5
• b=1
• b=5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

At a home improvement store, customers can rent a small cargo truck to transport any large items they purchase.  The store charges $20 as a rental fee plus $7.50 per hour to rent the truck.  Which equation best represents the situation?  

• y=7.5x - 20
• y=7.5x + 20
• y=20x - 7.5
• y=20x + 7.5

Tags

CCSS.4.MD.A.2

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.7.RP.A.2D

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Tags

CCSS.7.RP.A.2D

REVIEW QUESTION
Is this table proportional or non-proportional?

• Proportional
• Non-Proportional

Tags

CCSS.7.RP.A.2B

Determine the slope.

• m=1/7
• m=-1/7
• m=-7
• m=7

Tags

CCSS.8.EE.B.5

Determine the slope.

• m=1/7
• m=-1/7
• m=-7
• m=7

Tags

CCSS.8.EE.B.5

Jane and Miguel are siblings. They go to different schools. Jane walks 6 blocks east from home. Miguel walks 8 blocks north. How many blocks apart would the two schools be if you could walk straight from one school to the other?

• 14
• 10
• 5.3
• 2

Tags

CCSS.7.EE.B.3

• Function
• Not a Function

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3