Chapter 4 Variables and Ratios

m - 27 = 12

Q1a

• m=39

• 39

• m=15

• 15

Tags

CCSS.6.EE.B.7

72 = 55 + n

Q1b

• n=127

• 127

• 17=n

• n=17

Tags

CCSS.6.EE.B.7

During the hour before the football game started, m, tickets were sold. During the hour after the game started, n, tickets were sold. All the tickets cost $2. Which expression represents the amount of money collected during the two hours? Q2

• 2m + n

• 2n + m

• 2 (m+n)

• 2(m-n)

Tags

CCSS.HSA-SSE.A.1A

I'm thinking of a number. When I add 20, I get -5. What's my number? Q3

• 25

• -25

• 20

• -30

Tags

CCSS.2.OA.A.1

The rectangles on question 4 are similar. By what ratio was rectangle ABCD enlarged by to create rectangle KLMN? Use this information to find the missing side length. Q4

(a)  

Tags

CCSS.7.G.A.1

Triangle ABC on question 5 has been reduced to create triangle LMN. By what ratio has it been reduced? Q5

• 4:1

• 1:2

• 2:1

• 1:3

Tags

CCSS.7.G.A.1

Triangle ABC has been enlarged (by side lengths) to create triangle XYZ. By what ratio was triangle ABC enlarged? Q6

• 4:1

• 2:1

• 3:1

• 1:3

Tags

CCSS.7.G.A.1

Determine the value of each variable. Q7

• a=32 b=16

• a=19 b=32

• a=31 b=20

• a=32 b=19

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Determine the value of the variables on question 8.

• n=14 x=27

• n=7 x=27

• n=7 x=9

• n=9 x=7

A square has a side length of c. Which of the following could be used to represent the perimeter of the square? Q9

• c+c

• c x c

• c x c x c x c

• c + c + c + c

Tags

CCSS.7.EE.A.1