MC Q3 A1 Practice

A rectangle’s side length is eight times as long as it is wide. Mr. Jacob asks his students to write an expression to represent the perimeter of the rectangle. Four students offer their answers. Which student's answer is incorrect?

• Taylor: 18w

• Jessica: w(18w)

• Bob: w+8w+w+8w

• Joey: 2(8w+w)

Tags

CCSS.6.EE.B.6

Write an equivalent expression to -6(4x+5).

• -24x+30

• -24x-30

• -24x+5

• -6x-30

Tags

CCSS.6.EE.A.4

• 315

• 63

• 113

• 35

Tags

CCSS.7.EE.B.4A

If 4x + 10 = -26, what is the value of 9(x – 7)?

• -144

• -9

• 144

• 9

Tags

CCSS.7.EE.B.4A

• -18

• 5

• 18

• -5

Tags

CCSS.7.EE.B.4A

• $1600

• $25

• $208

• $2800

Tags

CCSS.6.EE.B.8

Emma has $28 to spend on school supplies. She wants to buy some notebooks, which cost $4.25 each, and one pack of pens, which costs $3.50. What is the maximum number of notebooks Emma can buy?

• 2 notebooks

• 3 notebooks

• 4 notebooks

• 5 notebooks

Tags

CCSS.6.NS.B.3

• Closed circle

• Open circle

• Right arrow

• Left arrow

Tags

CCSS.7.EE.B.4B

• 13

• -13

• -88

• -52

Tags

CCSS.7.EE.B.4A

David sells handmade crafts online. A website pays him $100 plus $0.75 for each craft, y, that he sells. In the first month, he earned $400. What is the equation that can be used to determine how many crafts, y, David sold?

• 0.75y + 100 = 400

• 0.75y - 100 = 400

• 0.75y + 400 = 100

• 0.75y = 100

Tags

CCSS.7.EE.B.4A