Chapter Review
Textbook
7 Math Nelson
Chapter
Chapter 2
Section
Chapter Review
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Solutions 27 Videos

Write two equivalent ratios for each ratio.

9:20

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Q1a

Write two equivalent ratios for each ratio.

\frac{4}{5}

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Q1b

Express both quantities in each comparison using the same units. Write the comparison as a ratio in fraction form. Then write as equivalent ratio using whole numbers.

85 cents to $1.20 Buy to View Q2a Express both quantities in each comparison using the same units. Write the comparison as a ratio in fraction form. Then write as equivalent ratio using whole numbers. 24 kg to 80 g Buy to View Q2b Determine each missing term. \displaystyle 2: 7= \square : 21  Buy to View Q3a Determine each missing term. \displaystyle \frac{36}{9}=\frac{72}{\square }  Buy to View Q3b Determine each missing term. \displaystyle 4: \square =8: 14  Buy to View Q3c Determine each missing term. \displaystyle \frac{2}{12}=\frac{\square }{48}  Buy to View Q3d The average height of an ostrich is 255 cm. Suppose that you want to make a scale drawing of an ostrich. The scale is 30:1. What height will you make the ostrich in your drawing? Explain your thinking. Buy to View Q4 A car travels 180 km in 3 h. At this rate, how far will the car travel in 5 h? Buy to View Q5 Copy and complete the table to express the equivalent forms in each row. Buy to View Q6a Copy and complete the table to express the equivalent forms in each row. Buy to View Q6b Copy and complete the table to express the equivalent forms in each row. Buy to View Q6c Copy and complete the table to express the equivalent forms in each row. Buy to View Q6d Copy and complete the table to express the equivalent forms in each row. Buy to View Q6e The ratio of red cars to black cars in the school parking lot is 6:8. Vanessa determines that \frac{6}{8}=75%. She concludes that 75% of the cars in the parking lot are red. Is she correct? Explain. Buy to View Q7 The following circle graph shows the ingredients that are used to make a sausage and mushroom pizza. The percent of each ingredient, by weight, is given. a) Determine the fraction, by weight, of each ingredient. b) Determine the decimal, by weight, of each ingredient. c) If you used fractions or decimals to represent the data, would the shape of the circle graph change? Explain. Buy to View Q8 Determine each missing number. \displaystyle 25 \%  of \displaystyle 84=  Buy to View Q9a Determine each missing number. \displaystyle 24 \%  of \displaystyle 200=  Buy to View Q9b A movie theatre has sold 75% of its seats for the 7:00 p.m. show. If the theatre has 440 seats, how many tickets are sold? Buy to View Q10 Last week, Raj earned$58. He spent $42 and saved the rest. Michael earned$83 and saves \$20. Who saved the greater percent of his earnings?

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Q11

Draw a model to calculate.

0.2\times0.9

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Q12a

Draw a model to calculate.

3.2\div0.4

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Q12b

Calculate.

1.4\times5.3

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Q13a

Calculate.

0.9\times3.28

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Q13b

Calculate.

6.3\div2.1

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Q13c

Calculate.

6.93\div0.33

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Q13d