Math 6 Section 4 practice

Which of the choices has the ratio of blue circles to red squares written correctly three different ways?

• 5 to 4, 5/4, 5:4

• 4 to 5, 4/5, 4:5

• 5 to 9, 5/9, 5:9

• 4 to 9, 4/9, 4:9

If 5 pencils cost 20 cents, how much would 15 pencils cost?

(a)  

You estimate that you can do 12 math problems in 45 min. How long should it take you to do 20 math problems?

(a)  

A diagram measuring 20 cm long is reduced on a copy machine to 15 cm long. If the width of the original copy is 16 cm, what is the width of the reduced copy?

• 12 cm

• 20 cm

• 8 cm

• 15 cm

8 burgers cost $40. What will 15 burgers cost?

• $50

• $80

• $100

• $75

If you roll 2 dice, what is the sample space?

• 21

• 36

• 30

• 24

What is the sum of complementary angles?

• unknown

Two angles whose sum is 180 degrees are ________.

• complementary angles
• adjacent angles
• opposite angles
• supplementary angles

What angle measure is supplementary to the measure shown?

• 275 degrees

• The angle measure supplementary to the given measure is 180 degrees.
• 135 degrees

• 45 degrees