Scale Factor
Proportionality 1
Proportionality 2
Percentages
?????
100
What is the scale factor from A:B?
3
100
Which table does NOT show a proportional relationship?
Table F
100
Which graph shows proportionality?
A B
C D
A
100
Identify the percentage that is shaded for each rectangle.
10%, 50%, 75%
100
1/2 + 1/3 =
5/6
200
What is the scale factor from the smaller triangle to the larger triangle?
5/2 or 2 1/2 or 2.5
200
Find the missing X and Y value.
4, 5
200
What is the constant of proportionality in this graph?
$0.50/cookie
200
What is the percentage of purple and tan combined?
75%
200
3.82 + 11.29 =
15.11
300
The scale factor between two shapes is 4. If the area of the smaller shape is 10 square CM, what is the area of the larger shape?
160 square CM
300
Which tables show a proportional relationship?
1 and 3
300
Which equations are proportional?
Y = 12X, Y = 1/2 X
300
What is the percentage of teal?
48%
300
Solve for X.
3x-35=13
16
400
If a similar shape has a scale factor of 0.37, what is the perimeter of that shape? Round to the nearest hundredth.
13.25cm
400
How many cups of flour are needed for 13 tbsp of honey>
16.25 cups
400
Which one is NOT proportional?
None! They are all proportional.
400
What is the SECOND highest value?
25
400
Identify the median of the following data set.
7, 8, 8, 3, 12, 4, 5, 7, 8, 7, 9, 10, 13, 6, 7, 7
7.5
500
The scale of the park below is 3in = 246ft. What is the area of the actual park?
67,240 square feet
500
Write an equation for T in terms of D
T = D/610 or T = .0016D
500
Assuming a constant speed, what is the total travel time and distance from Las Vegas to Detroit?
3 hours; 1,725 miles
500
What percent is the tax?
25%
500
-17 - (-42) =
25