Part-Whole and Percent Math

For a test, Valeria had to answer 25 questions. Of these questions, she answered 20% of them correctly. How many questions did she answer correctly on her test?

For a recipe, Brutus uses 4 cups of sugar for every 5 cups of flour. Which of the following show equivalent ratios for sugar to flour?

• 4/5=8/10 =12/15

• 4/5 = 5/6 = 6/7

• 4/5 = 3/4 = 2/3

• 4/5=8/15=16/45

6 movie tickets cost $30.00. What is the cost per ticket (unit rate)?

What will you do to find the unit rate?

• multiply by $30 by 6 to get $180 per ticket

• divide $30 by 6 to get $5 per ticket

• multiply $30 by 30 to get $900 per ticket

• divide$30 by 30 to get $1 per ticket

There are 40 students in a class and 30% of these students passed their history test. What number of these students passed the test?

Are you finding the percent, part, or whole?

• Percent

• Part

• Whole

Mateo has to spend $9000 on expenses each year. If that amount of money is 40% of her salary, what is Mateo's salary?

A baseball team played 30 games throughout their entire season. They won 24 of them. What percentage did they win?

Are you finding the percent, part, or whole?

• Part

• Whole

• Percent

Julio went to his local zoo that featured 11 bird exhibits. If the zoo has 44 exhibits in total, what percent of the zoos exhibits DID NOT feature birds? (Select all that apply)

• 0.75

• 0.25

• 75%

• 25%

Cheerios $3.68 for 20 oz.
or
Apple Jacks $2.89 for 12 oz.
Find the unit price of each and choose the better deal.

• Cheerios

• Apple Jacks

In a neighborhood, there are 9 families that own a poodle. If these owners make up 50% of all dog owners in the neighborhood, how many dog owners are there?

Are you finding the percent, whole, or part?

• Part

• Whole

• Percent

An eight pack of juice boxes costs $4.79, and a 12 pack of juice boxes cost $6.59. Use this information to calculate the better buy.

• 8 pack

• 12 pack