Week 4 Student In Class Practice Set

[TRANSLATE WORDS TO ALGEBRA]

You are deciding which refrigerator to buy. LG’s refrigerator uses 45 units of energy in a month and GE’s refrigerator uses 60 units of energy every month. How many fewer units of energy will you use over the course of a year by choosing the LG refrigerator?

• 30

• 15

• 180

• 540

Tags

CCSS.3.OA.D.8

The white border of the picture frame in the image is 2 units wide on all four sides. What is the area of the shaded rectangle in square units?

• 24

• 120

• 48

• 80

Mona has 6 more pencils than Sally. Together they have 18 pencils. How many pencils does Sally have?

• 4

• 5

• 6

• 12

Tags

CCSS.2.OA.A.1

A family wants to put a fence around a garden as shown in the figure. Which expression represents the perimeter of the fence in units?

Tags

CCSS.3.MD.D.8

Lucinda followed a recipe that requires 2 cups of water for every 3 cups of flour. If she used 8 cups of flour, how many cups of water did she use?

Tags

CCSS.6.RP.A.3B

[POLYNOMIAL OPERATIONS]

(3x³ + 3x² + 5) – (x³ – 2x² + x – 4) =

• 4x³ + 5x² + 9
• 2x³ + 5x² – x + 9
• 2x³ + 1x – 1x² – 1
• 2x⁶ +5x⁵ – 1x – 1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

Tags

CCSS.HSA.APR.A.1

What is the area of the figure shown in square units?

Tags

CCSS.3.MD.C.7D

[POLYNOMIAL OPERATIONS: Binomials]

(2n + 3) (2n + 1) =

• 4n² + 8n + 3
• 4n² - 8n - 3
• 4n² - 8n + 3

• 4n² - 8n + 3

Tags

CCSS.HSA.APR.A.1