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pychu [463]
3 years ago
5

Julia finds that she can mail a 10 pound package for $5.10 and a 15 pound package for $8.85.What is the constanrt of proportiona

lity?
Mathematics
1 answer:
choli [55]3 years ago
8 0

Answer:

0.75

Step-by-step explanation:

Using the equation

y=mx

where y is the cost, m is constant and x is variable representing packages

8.85=15x

5.1=10x

Subtracting equation 2 from 1 then

5x=3.75

x=3.75/5=0.75

x=0.75

The constant of proportionality is 0.75

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1 year ago
A music club charges an annual membership of $35.65 plus $12.99 for each CD purchased. If Naomi's total bill for the year was 17
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Answer:

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6 0
2 years ago
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3 0
3 years ago
The distance time graph represents a journey made by Joe what did you do at 10 minute at what speed was Joe moving for the last
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Answer:

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7 0
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