PARCC Mathematics 2

Question 1

What is the value of the expression 3(2x - 4) + 5 when x = 3?

Accepted Answer

11

Answer

3(2·3 - 4) + 5 = 3(2) + 5 = 6 + 5 = 11.

Question 2

A rectangle has a length of 12 cm and a width of 5 cm. What is its area?

Accepted Answer

60 cm²

Answer

Area = length × width = 12 × 5 = 60 cm².

Question 3

Which fraction is equivalent to 0.75?

Accepted Answer

3/4

Answer

0.75 = 75/100 = 3/4.

Question 4

Solve for x: 4x - 7 = 21.

Accepted Answer

7

Answer

4x = 28, so x = 7.

Question 5

What is the slope of the line passing through points (1, 2) and (4, 11)?

Accepted Answer

3

Answer

Slope = (11 - 2)/(4 - 1) = 9/3 = 3.

PARCC Practice Test