Quarterly 2 Review 1

At a local high school volleyball game, 30% of the fans were sitting in the student section of the gym. Ms. Friend counted 260 total people sitting in the stadium. How many people sat in the student section?

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Answer explanation

To find the number of people in the student section, calculate 30% of 260. This is done by multiplying 260 by 0.30, which equals 78. Therefore, 78 people sat in the student section.

There are 240 cats at a cat rescue. Of these cats, 72 receive medication daily. What percentage of the rescue cats receive medication daily?

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Answer explanation

To find the percentage of cats receiving medication, divide the number of medicated cats (72) by the total number of cats (240) and multiply by 100. (72/240) * 100 = 30%. Thus, 30% of the rescue cats receive medication daily.

Nick has completed ⅞ of his sixth grade math test. What percentage is equivalent to the fraction of the math test that Nick has completed?

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Answer explanation

To convert the fraction ⅞ to a percentage, multiply by 100. (⅞) × 100 = 87.5%. Therefore, Nick has completed 87.5% of his math test.

Adam spent 42% of his allowance on the new Call of Duty video game. Which two numbers are equivalent to 42%?

• 0.42

• 42

• 0.0042

• 4.2

Answer explanation

42% can be expressed as a decimal by dividing by 100, which gives 0.42. The number 42 itself represents the percentage in whole number form. Thus, both 0.42 and 42 are equivalent to 42%.

David lives 12.25 kilometers from school. What is the distance David lives in meters?

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Answer explanation

David lives 12.25 kilometers from school. To convert kilometers to meters, multiply by 1,000. Thus, 12.25 km = 12.25 x 1,000 = 12,250 meters. Therefore, David lives 12,250 meters from school.

Sofia bought one bag of chips that weighed 25 ounces and a box of chips that weighed 1 pound 6 ounces. What was the combined weight of the two packages of chips she bought?

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Answer explanation

Sofia's bag of chips weighs 25 ounces. The box weighs 1 pound 6 ounces, which is 22 ounces (1 pound = 16 ounces + 6 ounces). Combined, 25 ounces + 22 ounces = 47 ounces.

Which real world situation best represents an additive relationship between the data?

• Garcia’s school has six 7th-grade classes. Each class has the same number of students.

• JCC cadets run laps around the track. Each lap is a third of a mile. 

• Aleena saw 5 bookshelves in her ELA classroom. Each bookshelf has the same number of books.

• Rosalie’s math class started with 18 students. Each month a new student joins the class.

Answer explanation

Rosalie’s math class represents an additive relationship because the number of students increases by a fixed amount (one new student) each month, starting from an initial count of 18.