PARCC Grade 8 Math 2

Question 1

Which number is irrational?

Accepted Answer

√7

Answer

0.75

Answer

√16

Answer

3/8

Question 2

Solve for x: 5x - 3 = 2x + 12.

Accepted Answer

x = 5

Answer

x = 3

Answer

x = 9

Answer

x = 15

Question 3

What is the value of 2^3 × 2^4?

Accepted Answer

2^7

Answer

2^12

Answer

4^7

Answer

2^1

Question 4

A line passes through (0, 2) with slope 3. What is its equation?

Accepted Answer

y = 3x + 2

Answer

y = 2x + 3

Answer

y = 3x - 2

Answer

y = x + 2

Question 5

If two angles of a triangle measure 45° and 65°, what is the third angle?

Accepted Answer

70°

Answer

60°

Answer

80°

Answer

90°

Question 6

What is the cube root of 27?

Accepted Answer

3

Answer

9

Answer

6

Answer

13.5

Question 7

Which represents a function?

Accepted Answer

{(1,2),(2,2),(3,2)}

Answer

{(1,2),(1,3),(2,4)}

Answer

{(2,1),(2,3),(4,5)}

Answer

{(0,0),(0,1),(1,2)}