2018 Keystone Algebra I Module 2 Sampler

Chef Bailey measured the internal temperature of a whole chicken during the first 60 minutes of cooking time. The pattern in the temperatures she measured is shown in the table below.

The pattern continues. Which graph best represents the pattern?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

Which set of ordered pairs is a function?

• {(ˉ10, 4), (ˉ8, 3), (ˉ8, 2), (ˉ4, 1)}

• {(ˉ2, 4), (0, 4), (2, 4), (2, 6)}

• {(1, 5), (1, 6), (2, 7), (3, 8)}

• {(ˉ1, 1), (0, 0), (1, 1), (2, 2)}

Tags

CCSS.8.F.A.1

Laura drove her car on three trips. She began each trip with a full tank of fuel in her car. The table below shows the relation between the distance driven on each trip and the amount of fuel remaining in the car’s fuel tank at the end of the trip.

What is the range of the relation in the table?

• {8, 10, 15}

• {60, 160, 200}

• {all whole numbers from 8 through 15}

• {all whole numbers from 60 through 200}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Paul inherited a stamp collection. Since receiving the collection, Paul has gone to the store and bought the same number of new stamps each week to add to his collection. The equation shown below can be used to determine the number of stamps (y) in Paul’s stamp collection x weeks after he inherited the stamps.

y = 3x + 40

Based on the equation, which statement is true?

• The stamp collection had 3 stamps in it when Paul inherited it.

• So far, Paul has purchased 40 additional stamps for the collection.

• Since inheriting the collection, Paul has bought 3 new stamps each week.

• Six weeks after he inherited the collection, Paul’s stamp collection contains 18 stamps..

Tags

CCSS.HSF.LE.B.5

A function of x is graphed on the coordinate plane below.

Which table represents the function?

• 
• 
• 
• 

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A caterer uses 4 pans of lasagna to serve 30 people. At this rate, how many pans of lasagna does the caterer use to serve 390 people?

• 13

• 52

• 90

• 98

Tags

CCSS.6.RP.A.3B

Martha earns money sewing curtains. She charges a flat fee to meet with a customer and take window measurements and an hourly rate to sew the curtains. The graph below shows the relationship between the time, in hours, Martha works on a sewing project and the total amount, in dollars, she charges.

What is the hourly rate that Martha charges for sewing curtains?

• $10.00

• $12.50

• $15.00

• $20.00

Tags

CCSS.HSF.LE.B.5

A data set contains student test scores.

• The median test score is 75 points.

• The third quartile value is 85 points.

• The range of the test scores is 40 points.

Which statement about the test scores in the data set is most likely true?

• The lowest test score is 45 points.

• The highest test score is 95 points.

• About 25% of the test scores are less than 55 points.

• About 25% of the test scores are between 75 and 85 points.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The scatter plot shows nine points from a data set.

The equation of the line of best fit for the nine points is determined. Then, three more points are added to the scatter plot, but the equation of the original line of best fit remains unchanged. Which three ordered pairs are most likely the added data points?

• (4, 4), (5, 5), (6, 6)

• (4, 10), (4, 11), (4, 12)

• (8, 9), (8, 10), (8, 11)

• (10, 10), (10, 11), (10, 12)

Tags

CCSS.HSF.BF.B.3