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ACAP Grade 8 Math

Last updated about 1 year ago
15 questions
Required
1

Select the two irrational numbers.

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1

Enter a fraction that is equivalent to 0.\overline{7}.

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1

Select the unit interval on the number line that contains \sqrt{31}.

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1

A square pit holder has an area of 64 square inches. What is the length, in inches, of each side of the square pot holder?

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1

A company makes about 2.5 Γ— 10^7 tablets in a year. The company spends aboutΒ $20 to make each tablet. About how much money, in dollars, does the company spend making tablets each year?

A system of two linear equations is shown.

y=2x+3

y=\frac{2}{3}x-1

The graph of the first equation is shown on the coordinate plane.

Required
1

Graph the second equation.

  • Click the graph tab.
  • Click on the graph background to add a point. Add two points to create a graph. Drag a point or type in x and y coordinates to edit its position. Click on a point to delete it.
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1
Enter the coordinates of the point that represents the solution of the system.

Solution: (_______,_______)
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1

Drag each function into the correct box.

  • Linear
  • Not Linear
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1

On a recent trip to a local amusement park, Sadie kept track of how much money she had remaining after paying to go on rides. Some of her data are shown in the table.


What is the rate of change of Sadie's money remaining per ride paid for?

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1

A scatterplot is shown.


Which statement best describes the relationship between π‘₯ and 𝑦 in the scatterplot?

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1

Hector puts a bucket of warm water outside on a very cold day. He records the temperature, in degrees Fahrenheit (°𝐹), of the water every 5 minutes for an hour. He plots his data and a line to fit his data on the coordinate plane.


Hector determines the equation of his line to be y=\frac{-1}{2}x+78.

Based on Hector's line, how many minutes after he puts the bucket outside will the temperature of the water reach 40°𝐹?

Required
1

Courtney asked each of her classmates the following two questions:

β€’ Do you own a dog?
β€’ How many outdoor walks do you take each week?

Courtney displayed the results in a table.


Based on the table, which statement about the association between owning a dog and the frequency of taking outdoor walks is true?

Required
1

Which figure shows a reflection of line segment 𝐸𝐹 over line π‘š?

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1

The vertices of triangle 𝐴𝐡𝐢 are located at (0,3),(2,3), and (0,1). Triangle 𝐴𝐡𝐢 is translated 3 units to the left and 2 units down to create triangle 𝐹𝐺𝐻. Select the three points that represent the vertices of triangle 𝐹𝐺𝐻.

Required
1

Triangle 𝐴𝐷𝐸 and triangle 𝐴𝐡𝐢 are shown.


Which single transformation maps triangle 𝐴𝐷𝐸 to triangle 𝐴𝐡𝐢?