Algebra Unit 2 Review (CA Test Questions)

A lawn care company charges a $10 trip fee plus $0.15 per square foot. Let x represent each square foot of lawn. Which equation represents the relationship?

• y=0.15x+10

• x=0.15y+10

• y=10x+0.15

• x=10y+0.15

Tags

CCSS.6.EE.C.9

Bryson collects data on the depth of a river at various points and the velocity of the river at those points. His data has a correlation coefficient of -0.9382. Which scatterplot could bear represent Bryson’s data?

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Tags

CCSS.HSF.IF.B.4

A snail travels at a rate of 2.35 feet per minute. Which of the following rules describes this function?

• d(t)=235t

• d(t)=2.35t

• d(t)=2.35 ÷ t

• d(t)=235+t

Tags

CCSS.HSF-BF.A.1A

The table shows the relationship between the number of sports teams a student belongs to and the amount of free time the student has per week. Which graph represents this relationship?

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Tags

CCSS.8.EE.B.5

Which of the following scenarios could be described by the equation below?

y=3x+5

• The distance of a tortoise from the starting line in a race, if the tortoise started 5 miles ahead of the starting line and moved at a pace of 3 miles per hour.

• The amount of money Miranda has if, for every $5 Miranda earns, she gives $3 to her mother.

• The number of cards Larry has if he had 3 collector cards and he adds 5 more cards to his collection every 3 days.

• The number of points earned on a test, if each question is worth 5 points and Mr. Felder subtracted points for every incorrect answer.

Tags

CCSS.HSF.LE.B.5

The scatterplot below shows the average yearly consumption of bottled water by people in the United States starting in 1990.

Using the line of best fit, predict the average consumption of bottled water in the year 2000?

• 20 gallons

• 18 gallons

• 21 gallons

• 19 gallons

A zucchini plant in Madison’s garden was 12 centimeters tall when it was first planted. Since then, it has grown approximately 0.5 centimeters per day.

• Write a rule to describe the function, where h(d) represents the height of the zucchini plant d days after it was first planted.
• After how many days will the zucchini plant be 20 centimeters tall?

• h(d)=0.5+12d ; 22 days

• h(d)=0.5+12d ; 16 days

• h(d)=12+0.05d ; 22 days

• h(d)=12+0.5d ; 16 days

Tags

CCSS.HSF-BF.A.1A

Jared collected data on the ages and heights of a random sample of elementary school students. If he plots the data on a scatter plot, what relationship will he most likely see between age and height?

• A negative correlation

• No correlation

• A positive correlation

• A constant correlation

A baseball coach graphs some data and finds the line of best fit. The equation for the line of best fit is

y = 0.25x - 19.87 where x is the number of times at bat and y is the number of hits. How many hits should he expect from a player who is at bat 160 times?

• 719 hits

• 29 hits

• 20 hits

• 15 hits

Tags

CCSS.HSF.LE.B.5

The function f(x)=2x-3 has a graph in the xy−coordinate plane. Select the graph that depicts the solution set of f(x)

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