9th grade Math practice sheet

Question 1

What is 6³?

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Question 2

Classify the polynomial 7x² + 3 by its number of terms.

• trinomial
• quadrinomial
• monomial
• binomial

Question 3

Solve for x: 2(x + 4) = −2

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Question 4

What is the slope of the line through (-2, 0) and (-1, 1)?

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Question 5

A school has 200 students. A survey asks 20 of them. What fraction of the students were surveyed? Type it in lowest terms.

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Question 6

Which number is rational?

• √11
• −3/8
• π
• √7

Question 7

Which expression gives the number of tiles in figure n?

• 3n + 2
• 2n − 3
• 5n
• 2n + 3

Question 8

What is the x-intercept of the line 5x + 2y = 20?

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Question 9

A correlation coefficient is r = −0.92. What does it tell you?

• A weak negative correlation
• A strong positive correlation
• A strong negative correlation
• No correlation

Question 10

What is the domain of {(−3, 2), (0, −2), (2, 6), (4, 3)}?

• {−2, 1, 3, 5}
• {−2, 2, 3, 6}
• {−3, −2, 0, 2, 3, 4, 6}
• {−3, 0, 2, 4}