Grade 8 Math EOG Review

What is the equation of the line graphed below?

Susan recorded the time she ate dinner and the number of calories she consumed during dinner for six consecutive days. The results are shown in the table.

Which best describes the association between the time Susan ate dinner and the number of calories she consumed?

• positive

• negative

• irrational

• almost none

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• 
• 
• 

Which choice is an irrational number?

• 21.989

In which choice is y a nonlinear function of x?

• y = 10 + x

• A student who was not absent during the unit should score about 98.

• A student who was not absent during the unit should score about 94.5.

• A student’s test score should increase by about 3.2 points for each day the student is absent.

• A student’s test score should decrease by about 3.2 points for each day the

  student is absent.

Which is the graph of the linear equation y = –x?

• 
• 
• 
• 

In which choice is y a nonlinear function of x?

• A

• B

• C

• D

Which choice is both the square of an integer and the cube of an integer?

• 121

• 100

• 64

• 16

In which choice do all three points lie on the same straight line?

• (0, 1), (–1, 3), (1, 3)

• (4, 2), (2, 1), (4, –2)

• (0, 0), (8, 0), (0, 8)

• (1, 2), (2, 4), (4, 8)