What is a constant proportionality?

Proportional Relationships and Ratios

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A number that is always greater than one.
A variable that changes with the input.
A random number used in calculations.
A fixed number that relates two variables in a proportional relationship.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 1 case of paper towels contains 12 rolls, how many rolls are in 10 cases?
130
110
120
100
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many people can be served with 10 cups of rice if 2 cups serve 6 people?
20
30
35
25
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the constant proportionality when 6 spring rolls serve 3 people?
2
1/2
3
1/3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a bakery uses 8 tablespoons of honey for every 10 cups of flour, what is the constant proportionality?
5/4
4/5
10/8
8/10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the scale factor if a map with a scale of 1 inch = 30 miles needs to be reduced to fit a brochure with an area of 6 square inches?
1:45
1:60
1:15
1:30
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the actual area of a park if the map scale is 1 inch = 30 miles and the map area is 24 square inches?
Multiply 24 by 30
Multiply 24 by 30 squared
Divide 24 by 30
Divide 24 by 30 squared
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