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Wk 19 Notes 5.1 Ratio & Proportions
By Tang Xiong
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Last updated about 1 month ago
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Questions 1 & 2
03:12
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Question 3
05:56
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Question 4
08:02
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Question 5
09:56
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Question 6
04:58
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Question 7
09:56
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Question 1
1.
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Question 2
2.
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Question 3
3.
6. The ratio of two supplementary angles is 4:1. Find the measures of both angles.
small angle:__________
big angle:__________
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4.
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Question 5
5.
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Question 6
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Question 7
7.
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3. A music store has 40 trumpets, 39 clarinets, 24 violins, 51 flutes, and 16 trombones in stock. Write each ratio in simplest form.
Trombones to trumpets
16 : 40
5 : 2
2 : 5
40 :16
3 : 5
24 : 170
12 : 85
12 : 28
85 : 12
4. A music store has 40 trumpets, 39 clarinets, 24 violins, 51 flutes, and 16 trombones in stock. Write each ratio in simplest form.
Violins to total instruments
16 : 40
5 : 2
2 : 5
40 :16
3 : 5
24 : 170
12 : 85
12 : 28
85 : 12
8. The ratio of the measures of the angles in a triangle is 11:2:5. Find the measure of the largest angle.
10
20
50
60
100
110
10. Directions: Solve each proportion using the Cross Product Property
12
14.4
22.8
13.7
21
12. Directions: Solve each proportion using the Cross Product Property
7
17.3
32.1
60.6
57.7
14. Directions: Solve each proportion using the Cross Product Property
12
-17
17
-12
6
15
13