Unit 4 Post Test

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.HSA-SSE.A.1A

Which has the smallest value?

• 3² X 4²

• 2⁴ X 3²

• 2³ X 4²

• 2² X 3³

Tags

CCSS.1.NBT.B.3

Which expression has the least value?

When x = 6.

• 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.3.OA.A.3

Which expression is equivalent to 12x + 20y?

• 3(4x + 7y)

• 4(3x + 5y)

• 6(2x + 3y)

• 12(x+8y)

Tags

CCSS.6.EE.A.4

Your teacher wrote the algebraic expression below on the board.

25(w + 9)

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

• 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.HSA-SSE.A.1A

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

• ac + 2b

• 6bc + 4a

• 12a- b²

• 8(a + b + c) - 5c

Tags

CCSS.6.EE.A.2C

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.

The expression below was written on the board.
5d + 4e + 3d + 2e

Write an expression that is equivalent to the expression above by combining like terms.

Tags

CCSS.7.EE.A.1

Use the distributive property to write a second expression that is equivalent to the expression:

8x + 16

Example answer: 2(x + 3)

Tags

CCSS.6.EE.A.4