7.1 - 7.3 Quiz Rev iew

An average tulip grows to be 10 inches tall.  An average oak tree grows to be  40 feet tall.  What is the ratio of the height of an average tulip to the height of an average oak tree?

• 1:48

• 2:23

• 1:4

• 48:1

Two supplementary angles are in a ratio of 4:5.  What is the measure of each angle?

• 40:50

• 80:100

• 60:120

• 10:170

Brothers Matt, Rob, and Zach entered a pie eating contest.  The total number of pies eaten were in an extended ratio of 1:2:4.  If they ate a total of 70 pies, how many pies did each brother eat?

• Matt: 10

  Rob: 25

  Zach: 45

• Matt: 15

  Rob: 25

  Zach: 30

• Matt: 10

  Rob: 20

  Zach: 40

• Matt: 18

  Rob: 20

  Zach: 32

Solve for x.

• x = 20

• x=10

• x=3

• x=5

Solve for x.

• x= 5.5

• x = 11

• x=3

• x = 1.5

Solve for x. Round to the nearest tenth.

• x = 8

• x=1.3

• x=8.3

• x = 45

Pick the equivalent proportion.

• 4/3

• 3/4

• 3/p

• q/4

Are the polygons similar?

• Yes, the polygons are similiar

• No, the polygons are not similar

Solve for x.

• x=10

• x=2

• x=8

• x=17

The polygons are similar. Find the value of each variable.

• x = 24

  y=12

• x=10

  y=20

• x= 15

  y=18

• x=12

  y=24