Mid Chapter Review
Textbook
8 Math Nelson
Chapter
Chapter 1
Section
Mid Chapter Review
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Solutions 27 Videos

How do you know that each number is a composite number?

111 704

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Q1a

How do you know that each number is a composite number?

1 250 005

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Q1b

How do you know that each number is a composite number?

111 111

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Q1c

How do you know that each number is a composite number?

2^{10}

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Q1d

The first two digits of Owen’s three-digit apartment number are 1 and 2. His apartment number is a prime number. What is Owen’s apartment number?

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Q2

Josephine is trying to determine whether or not 247 is a prime number.

a) How can she tell, without dividing, that 2, 3, and 5 are not factors?

b) What other numbers should she divide by to determine whether or not 247 is a prime number? Explain your reasoning.

c) Is 247 a prime or composite number? Explain.

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Q3

Determine the prime factorization of each number.

30

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Q4a

Determine the prime factorization of each number.

75

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Q4b

Determine the prime factorization of each number.

165

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Q4c

Determine the prime factorization of each number.

1122

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Q4d

Complete each prime factorization.

210 = 2 \times 3 \times \square \times \square

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Q5a

Complete each prime factorization.

196 = 2^2 \times \square^2

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Q5b

Complete each prime factorization.

216 = 2^3 \times 3^{\square}

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Q5c

Complete each prime factorization.

910 = 2 \times \square \times \square \times 13

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Q5d

Identify three common factors and three common multiples of 70 and 56.

70 = 2 \times 5 \times 7

56 = 2^3 \times 7

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Q6

Determine the GCF of 24 and 30.

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Q7a

Determine the LCM Of 24 and 30.

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Q7b

Calculate.

3^5

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Q8a

Calculate.

2^6

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Q8b

Calculate.

0.2^4

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Q8c

Calculate.

1.5^3

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Q8d

Five DVDs are packaged in plastic wrap. Five packages are packed in a box. Five boxes are packed in a crate.

a) How many DVDs are packed in a crate?

b) Represent the number of DVDs in a crate as a power.

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Q9

Copy and complete the chart.

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Q10

Express each number in expanded form and in scientific notation.

12 500, the number of seats in the Rexall Centre for tennis in Toronto

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Q11a

Express each number in expanded form and in scientific notation.

32 000 000, the approximate population of Canada in 2004

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Q11b

Express each number in expanded form and in scientific notation.

230 000 000, the approximate number of years for our galaxy to complete one rotation

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Q11c

Express each number in expanded form and in scientific notation.

13 800 000 000, the approximate number of kilometres from the Voyager 1 spacecraft to the Sun in May 2004

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Q11d