Unit 4 Review

Students on a field trip order lunches that each cost $8.95. The school pays the lunch bill plus a $1.35 tip for each lunch that is purchased. Which of the following expressions represents the total cost that the school will pay for n lunches?

• 8.95n + 1.35n

• (8.95n + 1.35)n

• 8.95 + 1.35 + n

• 8.95n - 1.35n

Tags

CCSS.6.EE.B.6

Which has the smallest value?

• 3² X 4²

• 2⁴ X 3²

• 2³ X 4²

• 2² X 3³

Tags

CCSS.6.EE.A.1

When x = 6. Which expression has the least value?

• 2x +10

• 3x + 3

• 4x - 2

• 5x - 10

Tags

CCSS.6.EE.A.2C

Select all the ways that are equivalent to 16.

• 2⁴

• 2³ + 2³

• 8²

• 4² + 4²

Tags

CCSS.6.EE.A.1

Which expression gives the result of 0.75 when, a = 0.25, b = 1.5, and c = 0.8.

• A. ac + 2b

• B. 6bc + 4a

• C. 12a - b²

• D. 8(a + b + c) - 5c

Tags

CCSS.6.EE.A.2C

Tom is planting flowers in his garden. He wants to arrange the flowers in rows of the same length. He has 18 red flowers and 24 blue flowers. What is the greatest number of flowers Tom can plant in each row so that he has the same number of red and blue flowers in each row?

• A. 3

• B. 6

• C. 9

• D. 12

A restaurant has several standing orders with a supplier and receives a shipment of beef every 4 days, a shipment of salad greens every 6 days, and a shipment of potatoes every 8 days. If it received shipments of all three items today, which of these are true? Choose all that are correct.

• The next time that the restaurant will receive shipments of both beef and salad greens is in 12 days.

• The next time that the restaurant will receive shipments of both beef and potatoes is in 12 days.

• The next time that the restaurant will receive shipments of both salad greens and potatoes is in 24 days.

• The next time that the restaurant will receive shipments of both salad greens and potatoes is in 16 days.

Simplify the expression below. 5d + 4e + 3d + 2e Write an expression that is equivalent to the expression above.

• 8d + 6e

• 9d + 5e

Tags

CCSS.7.EE.A.1

Use the distributive property to write a second expression that is equivalent to both expressions.

5d + 4e + 3d + 2e and 8d + 6e

• 4(2d+3e)

• 2(4d + 3e)

• 5(4d+3e)

• 8(d+e)

Tags

CCSS.6.EE.A.3

Your teacher wrote the algebraic expression below on the board.

Select the statement that describes the algebraic expression. Select all that apply.

25(w + 9)

• 25, w, and 9 are three factors.

• It represents the product of two factors.

• It represents a number times a sum.

• One of the terms is (w + 9).

Tags

CCSS.6.EE.A.2B