What is the constant of proportionality?
Constant of Proportionality

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The constant of proportionality is the ratio between two proportional quantities, often represented as 'k' in the equation y = kx.
2.
FLASHCARD QUESTION
Front
If 8 slices of pizza cost $12, what is the cost per slice?
Back
$1.50 per slice.
3.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality from a table of values?
Back
Divide the output value by the input value for any pair of corresponding values.
4.
FLASHCARD QUESTION
Front
If a car rental costs $18.50 per day, what is the cost for 5 days?
Back
$92.50.
5.
FLASHCARD QUESTION
Front
What is the equation for a proportional relationship where y is the total cost and x is the number of items?
Back
y = kx, where k is the constant of proportionality.
6.
FLASHCARD QUESTION
Front
If a carpenter charges $40 per hour, how much will 3 hours of work cost?
Back
$120.
7.
FLASHCARD QUESTION
Front
Is the relationship between distance and time for a constant speed proportional?
Back
Yes, it is proportional.
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