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

Here is a list of the top 10 all-time point scorers in NHL history. a) Estimate the total number of goals scored by the top ten players. Explain how you estimated.

b) Which players have about twice as many assists as goals? Explain.

c) Write your own problem about the data. Solve your problem and describe how you solved it.

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Q1

Write each number as a product of prime factors. Use exponents where possible.

444

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Q2a

Write each number as a product of prime factors. Use exponents where possible.

162

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Q2b

Write each number as a product of prime factors. Use exponents where possible.

102

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Q2c

Write each number as a product of prime factors. Use exponents where possible.

1225

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Q2d

Find the first 2 common multiples of each pair of numbers.

15, 27

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Q3a

Find the first 2 common multiples of each pair of numbers.

16, 28

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Q3b

Find the first 2 common multiples of each pair of numbers.

18, 32

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Q3c

Find the first 2 common multiples of each pair of numbers.

20, 36

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Q3d

Find the common factors of each pair of numbers.

100, 120

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Q4a

Find the common factors of each pair of numbers.

56, 80

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Q4b

Find the common factors of each pair of numbers.

72, 27

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Q4c

Find the common factors of each pair of numbers.

48, 92

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Q4d

Why is 2^{3} a prime factorization of a number?

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Q5a

Why is 4^{3} not a prime factorization of a number?

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Q5b

Write each number in standard form. Then, order the numbers from least to greatest.

\displaystyle2^{4} x 5^{2}, 5^{2} x 11, 3^{2} x 7 x 11, 2^{5} x 7 x 13^{2}

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Q6

a) Is it possible that 3 consecutive whole numbers can be prime factors? Explain.

b) Is it possible that 2 consecutive whole numbers can be prime factors?

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Q7

Write each number in expanded form using powers of 10.

806 087 137

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Q8a

Write each number in expanded form using powers of 10.

20 020 220

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Q8b

Write each number in scientific notation.

5 600 000

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Q9a

Write each number in scientific notation.

773 291

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Q9b

Write each number in scientific notation.

9 200 000 000

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Q9c

Write each number in scientific notation.

62

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Q9d

Which numbers are in scientific notation? Explain how you know.

\displaystyle66.8 x 10^{5}

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Q10a

Which numbers are in scientific notation? Explain how you know.

\displaystyle4.163 x 10^{4}

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Q10b

Which numbers are in scientific notation? Explain how you know.

\displaystyle73 x 10^{7}

\displaystyle2 x 10^{8}