Unit 7 Test Retake - Number Theory and Fractions

Last updated about 1 year ago
17 questions
Required
1

Did you watch all Unit 7 LL Recordings and complete all of the Unit 7 Nearpods from the link above?

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1

Determine the number greater than 60 but less than 75 that is divisible by both 3 and 7

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1

Justin lists four factor pairs of 84 as 2 x 42, 3 x 28, 6 x 14, and 7 x 12. Which factor pair has BOTH composite numbers?

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2
The composite number 40 lies between _______ and _______ , both prime numbers.
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1
Express the prime factorization of 1,400 as a product of prime numbers with exponents. _______ x _______ x _______
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1
The greatest common factor of 51 and 153 is _______
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1

Sarah and Anna have 48 donated food items, of which 15 are canned green beans and 33 are canned corn. They want to sort the food items so that each package of food items has both food items. They also want each group to have an equal number of green beans and an equal number of corn. Which answer best shows how the girls should sort the canned foods using the GCF and the Distributive Property of multiplication over addition?

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1

At a school cafeteria, a staff person surveyed the food preferences of 45 students. For every 5 students, 3 said they liked healthy foods. How many students preferred healthy foods?

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1
There are 30 students in Ava's class. She plans to invite them to her birthday party. She asked them to suggest a theme for her party. 2 of every 6 students suggested a Harry Potter themed party. How many students suggested a Harry Potter themed party? How many did not?

_______ students suggested a Harry Potter themed party, while _______ students did not.
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1

Matthew ate
oranges and Kelsey ate
oranges. If they finished all the oranges in the box, how many oranges were in the box?

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1

What is the fractional equivalent of 5.155?

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Frank spend $15 of his $50 weekly allowance on snacks. What percent of his weekly allowance did he spend on snacks?
_______ %
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1

Katie made three loaves of bread for Thanksgiving, sourdough, ciabatta, and rye. The sourdough was cut into 6 equal pieces, the ciabatta was cut into 18, and the rye was cut into 3 equal pieces. At Thanksgiving, people ate 5 pieces of sourdough, 9 pieces of ciabatta, and 1 piece of rye. Which bread did people eat the most of? Identify the fractions in numerical order from greatest to least.

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1

Identify the ascending numerical order of the decimals and fractions. Keep the original format for each item.
0.75, ⅔, 0.7, ⅓

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1

A soccer team needed to run or jog 10 laps for their practice. Of the 10 laps, Sara completed 3/5, Jamie completed 0.6, Keenan completed 4/7, and Maya completed 2/3. Identify the descending numeric order of the laps completed.

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2
Consider the numbers 7, 14, 21, and 29.
a. Which of these numbers are prime? How do you know?
b. Which of these numbers are composite? How do you know?

a. _______ and _______ are prime numbers because the only factors are 1 and itself
b. _______ and _______ are composite numbers because they have more factors than 1 and itself.
Required
0

I will send Ms. Blue a webmail saying that I have completed the Unit 7 Test Retake so she can update my gradebook!