Percent Proportion

At the neighborhood Fourth of July party, Mrs. O’Conner plans to serve banana pudding. She plans to make 2 batches for every 9 people attending. If 72 people will attend the Fourth of July party, how many batches does Mrs. O’Conner need to make?

(a)  

Find the missing value.

(a)  

Michaela spent $234 preparing for a party with 18 guests. Each guest costs the same amount of money. How many guests could attend a party that cost $104 to prepare?

(a)  

Fifteen is 30% of what number?

(a)  

Of the 650 students at Westmoreland Junior High, 80% will attend the field trip. How many students will attend the field trip?

(a)  

Whose set-up gives you the GREATEST percent?

All items produced in a factory are checked for defects. Of the 300 items checked, 3% were found to be defective. How many of the items checked were defective?

(a)  

The student council hosted a bake sale. Of the 40 items brought to sell, 18 were brownies. What percent of the bake sale items were brownies?

(a)  

Three students wrote equations on their dry erase boards. Which of these students wrote an equation that is true?

(Hint: Set up a proportion for each.)

Which of the following proportions could be used to find, “42 is 35% of what number?”