PSA8DGD - Grade 8 Mathematics Practice Test 2009

A parallelogram and some of its dimensions are shown below. What is the area of the parallelogram?

Select one:

A square pyramid is shown below. What is the total number of edges in a square pyramid?

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Hannah’s mean score on four mathematics tests is 92.75. What is the sum of the scores of Hannah’s four tests?

Select one:

At a book fair, Scott bought a \$4 tote bag and some books for \$2 each. The total amount Scott spent is represented by the equation below.

y=2x+4

What does the variable x represent in this equation?

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A survey showed that 3/5 of a newspaper’s readers had access to a computer during the day. What is 3/5 written as a percent?

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Which of the following is equivalent to the expression below?

(-5+6)+2

Select one:

What is the value of the expression below?

4-23·3

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Brian had 4/5 of a pizza left over from lunch. He divided his leftover pizza equally among 3 friends. The expression below represents the part of the whole pizza that each friend received. Which of the following expressions is equivalent to ?

A) B) C) D) Select one:

The figure below shows Triangle PQR and two of its angle measures. What is the degree measure of Angle P?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):

James drove 200 miles in 4 hours. At this rate, what is the total number of hours it will take him to drive 150 miles?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part A)

Daniel has a spinner divided into two congruent sections, as shown below. a) Daniel will spin the arrow on the spinner one time. What is the probability that the arrow will stop in the gray section?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Part C)

b) Daniel will spin the arrow two times. What is the probability that the arrow will stop in the gray section both times?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Part E)

c) Daniel will spin the arrow three times. Construct a tree diagram that shows all the possible outcomes that can occur.

Draw your graph on paper, take a picture, and upload it using the image upload icon If you do not have the ability to upload an image of your work type "Graph is on paper."

Part F)

d) Based on your diagram from part (c), what is the probability that the arrow will stop in the white section at least one time when Daniel spins the arrow three times?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part G)

The stem-and-leaf plot below shows the age of each member of a hiking club. What is the range of ages of the hiking club members?

Select one:

Callie makes wedding cakes with circular bases. She made a large cake with a radius of 12 inches and a small cake with a radius of 6 inches, as shown below. Which of the following statements correctly compares the circumferences of the bases of the two cakes?

Select one:
Part A)

Ms. Gleason is opening a new restaurant.

• She has enough booths to seat up to 40 people.

• She is ordering tables to fill the rest of the seating space.

• Each table can seat up to 6 people.

a) If t represents the number of tables Ms. Gleason orders, write an expression to show the total number of people that can be seated at booths and tables.

Complete the equation below

people = _______________

Part B)

b) Write an inequality that could be used to determine t, the number of tables Ms. Gleason needs to order so that she has enough seating at booths and tables for at least 125 people.

Write the equation using the "WIRIS editor" button Part C)

c) Solve the inequality from part (b) to determine the number of tables Ms. Gleason needs to order.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Jessica has one piece of ribbon that is yards long and one piece that is yards long. What is the total length, in feet, of the two pieces of ribbon?

Select one:

At the beginning of the school year, the principal at Adams Middle School equally divided each of the following items among the new teachers:

• 48 red pens

• 40 whiteboard markers

• 16 whiteboard erasers

There were no items remaining. What was the maximum possible number of new teachers at Adams Middle School at the beginning of the school year?

Select one:

One of the largest statues of a cow in the United States is 38 feet tall. What is the height of the statue in meters, to the nearest tenth of a meter? (1 meter ≈ 3.28 feet)

Select one: