PARCC Intermediate Mathematics 3

Question 1

Solve for y: 4y + 9 = 33.

Accepted Answer

6

Answer

Subtract 9 to get 4y = 24, then divide by 4 to get y = 6.

Question 2

What is the median of the data set 3, 8, 5, 12, 7?

Accepted Answer

7

Answer

Ordered, the set is 3, 5, 7, 8, 12, and the middle value is 7.

Question 3

A rectangle has length 9 and width 4. What is its perimeter?

Accepted Answer

26

Answer

Perimeter = 2(9 + 4) = 2 × 13 = 26.

Question 4

What is the product of (x + 3)(x + 2)?

Accepted Answer

x² + 5x + 6

Answer

Using FOIL: x² + 2x + 3x + 6 = x² + 5x + 6.

Question 5

If 5 pencils cost $1.75, what is the cost of 8 pencils at the same rate?

Accepted Answer

$2.80

Answer

Each pencil costs $0.35, so 8 × $0.35 = $2.80.

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