6th Grade AR Benchmarks Review

Which expression represents the sum of two consecutive even numbers, where n is the lesser number?
(6.AR.1.1)

• n + n

• n + 2n

• n + (n + 1)

• n + (n + 2)

Drivers can travel at most 70 miles per hour on some stretches of highway.

Which of the following inequalities and accompanying graph represent the maximum rate, r,

drivers can travel, in miles per hour? (6.AR.1.2)

• 
• 
• 
• 

Which pairs of expressions are equivalent? Select all that apply. (6.AR.1.4)

• 4 + (c + d) and 48cd
  

• 2 + 8x and 2(4x + 1)

• 5 (x + 1) − x − 1 and 4x + 5

• 7y and 8(y + 1) − y − 8

• 12 + 8x + 6x − 3 and 9 + 14x

Which of the following values of k make the inequality 3k > 28 true?

Select all that apply. (6.AR.2.1)

• k = 8

• k = 9

• k = 10

• k =12

• k = -10

A number, n, when subtracted from ‒5 equals −7.

Which equation AND solution represent this situation? (6.AR.2.2)

• n - 5 = -7

• -5 + n = -7

• -5 - n = -7

• -2

• 2

The perimeter of a regular octagon is 96 inches.

Which equation could be used to find the length, s, of each side?

Find the length, in inches, of each side. (6.AR.2.3)

• s + 8 = 96

• 8s = 96

• 768

• 12

(6.AR.3.1)

• 
  The ratio of yellow marbles to green marbles is 4 to 7.

• The ratio of yellow marbles to total marbles is 7 to 11.

• The ratio of green marbles to total marbles is 7 to 11.

• The ratio of green marbles to yellow marbles is 4 to 7.

• 
  The ratio of yellow marbles to green marbles is 7 to 4.

The table shows Ali’s typing speed. How fast does Ali type in words per minute? (6.AR.3.2)