PSAJXX - Grade 8 Mathematics Practice Test 2004

How many combinations of one entree, one salad, and one drink are possible for the luncheon special?

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Colin plans to order three types of skateboard parts. He plans to order a total of ten parts. He can order online (over the Internet) from Tony's Skateboard Shop.

Colin's online order from Tony's Skateboard Shop is shown in the order form below.

The subtotal amount is the total cost of all ten parts before any discount or tax. What is the *Subtotal* amount for the ten parts that Colin plans to order before the discount is applied?

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
What is the value of the expression below when x = 12 and y = -12?
(x-y) (x+y)
Mr. Lowery has 8 3/4 pounds of ground beef that he will use to make hamburgers for a picnic. What is the maximum number of quarter pound burgers he can make?

The circle graph below shows the percentages of people who brought each type of baked good to sell at a recent bake sale. If 15 people brought cakes to sell, what is the total number of people who brought baked goods to sell?

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Triangle ABC is shown below. Points B, C, and D are collinear.
What is the degree measure of angle B?

Image not to scale.

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If 7x + 3 = 17, what is the value of 7x - 3?

In order to solve the equation below, you need to change it around so that n is by itself.  Write this new equation. Do not include any spaces in your answer.

A group of 36 people from the Nantucket Recreation Center plans to purchase tickets for a cruise to Bermuda. The standard fare for an individual ticket is shown below.

The group is informed that, because of the size of the group, the standard fare will be reduced by 30%.

With the discount of 30%, how many dollars does each member of the Nantucket Recreation Center have to pay for a cruise ticket?

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

Erin determined the mass of some samples for her science project.
The mass of each sample is listed below.

Which of the following correctly lists the samples in order from the least mass to the greatest mass?

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Select one:
What is the minimum number of congruent, equilateral triangles needed to construct a three-dimensional figure if no other shapes are used?

 Compute 1  3 *   1 1   2

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The figure below shows an aquarium that is shaped like a rectangular prism.

If 2,304 cubic inches of water were poured into the empty aquarium, what would be the depth, in inches, of the water?

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Acme Doll Company makes the Super Hero Doll that sells for \$10.
The table below shows that the profit the company earns is based
proportionally on the number of dolls sold.

 Sales (numberof dolls) Profits 1,000 \$50 1,500 \$75 3,000 \$150 4,500 \$225
What is the profit for sales of 15,000 Super Hero dolls?

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This problem is empty. Press OK to continue.
Select one:

The stem-and-leaf plot below shows the ages of the people who bought skateboards at a store during a sale.
What is the range of ages of people who bought skateboards during the sale?

Simplify the expression below.
(4)(-x)(-y)

The circles below represent the gears of a bicycle. The diameter of Gear A is 30 centimeters.
The ratio of the diameter of Gear A to the diameter of Gear B is 3:1.

What is the circumference, in centimeters, of Gear B?
(Use ∏ = 3.14)

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An artist creates a design by drawing circles in steps, as shown below. The table below shows a pattern of the total number of circles formed at each step.
Pattern of Circles

 Step 1 2 3 4 5 Total Number of Circles 1 4 13 ? ?

If the pattern shown in the table continues, what is the total number of circles formed at step 5?

A part of the real number line is shown above.
Which letter best represents the location of the square root of 50?

The president of the science club brought 134 cans of juice on a field trip. Each person on the trip received 3 cans of juice, and there were 20 extra cans. Write an equation to find n, the number of people who went on the field trip.

Enter your answer as 134=__________ where you fill in what comes after "134="

Stephanie conducted a survey to determine the number of siblings that each of her classmates has. The data appears in the table below.

Which of the circle graphs best represents the data in the table?

Arsenio was studying signal flags in his sailing class.
On grid paper, he made a drawing of the flag that means a boat is disabled, as shown below.
The flag is a large, white square that contains a smaller, red square (shown shaded in the drawing).
What is the area, in square units, of the large square in Arsenio's drawing of the flag?

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