2.6 & 0.6 Proportions and Percents Practice

Do the ratios form a proportion?

• Yes, they form a proportion.
• No, they do not form a proportion.

Tags

CCSS.6.RP.A.3A

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

Solve the equation for x:

• 17
• 16
• 15
• 14

Tags

CCSS.7.RP.A.3

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs. Write and solve a proportion to find the number of cats (c).

• c=15

• c=18

• c=21

• c=16

Mike can do 7 push-ups every 15 seconds.  How long would it take him to do 42 push-ups?

• 90 seconds
• 21 seconds
• 6 seconds
• 2 hours

Tags

CCSS.6.RP.A.3B

A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?

• 90 ft
• 7.5 ft 
• 4.5 ft
• 45 in

Tags

CCSS.7.G.A.1

What is 30% of 80?

• 30
• 24
• 2.4
• 56

Tags

CCSS.6.RP.A.3C

78 is what percent of 450?

• 5%
• .17
• 17%
• 18%

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

34% of what number is 51?

• 69
• 71
• 150
• 196

Tags

CCSS.6.RP.A.3C

90% of the students in Ms. Cobb's class are earning an A in her class.  If there are 20 students in her class, how many students are earning an A?

• 2 students
• 18 students
• 20 students
• 15 students

Tags

CCSS.6.RP.A.3C