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11/6 Ratios and Proportions

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Last updated almost 2 years ago
12 questions
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Question 1
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Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
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Question 9
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Question 10
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Question 11
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Question 12
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Out of a survey of 1000 households, 460 had at least one dog or cat as a pet. What is the ratio of pet owners to households?
460/500
23/50
23/1000
230/1000
The ratio of the measures of three sides of a triangle is 2:5:4, and its perimeter is 165 units. Find the measure of each side of the triangle. (Hint: the equation is going to be
2x+5x+4x=165)(make sure to plug the value of x back into each to find the final answer)
x = 12, 24units, 60units, 48units
x = 15, 30units, 75units, 60units
x = 15, 45units, 95units, 70units
x = 15, 15units, 30units, 45units
Solve for x.
24
16
14
12
Solve for x.
2.4
1.6
1.4
1.2
The ratio of the measures of the three sides of a triangle is 9:7:5. Its perimeter is 191.1 inches. Find the measure of each side.
9x+7x+5x=191.1
x = 10.1, 34.4m, 56.9m, 47.9m
x = 9.1, 29.9m, 31.8m, 58.9m
x = 9.1, 12.8m, 234.5m, 56.8m
x = 9.1, 81.9m, 63.7m, 45.5m
The ratio of the measures of the three sides of a triangle is 3:7:5, and its perimeter is 156.8 meters. Find the measure of each side.
x = 15, 45m, 105m, 75m
x = 12, 36m, 84m, 60m
x = 10.45, 31.35m, 73.15m, 52.25m
x = 10.45, 25.5m, 37.9m, 45.5m

Since this is talking about the angles of a triangle they will add to 180. The equation will look like this
3x+6x+1x=180
x = 18, 64°, 98°, 18°
x = 18, 54°, 108°, 18°
x = 16, 48°, 96°, 16°
x = 18, 34°, 98°, 38°

x = 9, 96°, 58°, 79°
x = 9, 63°, 45°, 72°
x = 12, 35°, 78°, 88°
x = 9, 33°, 45°, 82°
Solve for y.
8/5
15/8
8/12
5/15
Solve for x.
6
7
8
9
Solve for x.
5
3
4
6
Solve for x.
1
5
25
15