You jog 3.6 miles in 30 minutes. At that rate, how far will you run in 20 minutes?
2.4 miles
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10
How can I tell if an equation is proportional?
It will be in the form y=kx where k is the constant of proportionality.
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10
Is this a proportional relationship? If so, find the constant of proportionality and write an equation.
No, the multiplier is not the same each time.
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10
Benito saves $6 out of every $20 he earns. He earned $90 one month. How much did he save?
$27
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10
Jack delivered 90 newspapers in 20 minutes. At this rate, how long will it take him to deliver 135 newspapers?
30 minutes
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10
What is a constant of proportionailty?
The unit rate of a proportional relationship
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10
Sparky's Car Wash can wash 20 service vehicles in 5 hours. How long would it take the company to wash 45 service vehicles?
11 hours and 15 minutes
11.25 or 11 1/4 hours
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10
Is this a proportional relationship? If so, find the constant of proportionality and write an equation.
Yes, the constant of proportionality is 5. y=5x
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thief
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fairy
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How can I tell if a table is proportional?
It will have the same multiplier for every pair of values. (constant of proportionality)
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10
What is the cost of six filters if eight filters cost $39.92?
$29.94
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10
An airplane flies 105 miles in Â― hour. How far can it fly in 1 ž hours at the same rate of speed?
262.5 miles
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baam
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gift
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thief
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Is this a proportional relationship? If so, find the constant of proportionality and write an equation.
No, the line is not straight and it does not go through the origin so the ratios are not equivalent.
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eraser
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A chef filled up 3 containers with mashed potatoes. He ended up using 2 1/4 pounds of potatoes. Find the the amount of containers the chef will fill with 1 pound of mashed potatoes.