STAAR Ratio Percent

Solve using the percent proportion: 
38% of 81 is what number?

• 33.81

• 30.78

• 31.2

• 38.81

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

Jose has answered 20/25 of the questions on a test. What percentage of the test has Jose answered?

• 20%

• 45%

• 95%

• 80%

• A
• B
• C
• D

• 16

• 25

• 100

• 40

How many total students are there in the choir?

• 115

• 120

• 130

• 136

What is a Ratio?

• Is a comparison of two quantities 

• To multiply two fractions 

• A number over another number

• Two decimals that can be multiplied

Last month, 15% of 140 phone calls that Nick received were from his mother. How many times did his mother call him?

• 33

• 933

• 2100

• 21

What percent of the height of the living room wall is the height of the bedroom wall?

• 80%

• 75%

• 60%

• 45%

• 30

• 40

• 50

• 60