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ZanzabumX [31]
3 years ago
10

Pamela drove her car 99 kilometers and used 9 liters of fuel. She wants to know how many kilometers, (k), she can drive with 12

liters of fuel. She assumes the relationship between kilometers and fuel is proportional. How many kilometers can Pamela drive with 12 liters of fuel?
Mathematics
1 answer:
solong [7]3 years ago
5 0
99 km ... 9 liters
x km   ... 12 liters

If the relationship is proportional, we have

\frac{99}{x} = \frac{9}{12}

from where 

x =  \frac{99*12}{9}= \frac{1188}{9}=\bold{132}

The answer is 132 kilometers.
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Answer:

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You need to add the amount she already practiced to 2x.

Now you have: three and one fourth + 2x

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I hope this helps you :)

6 0
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6 0
2 years ago
Read 2 more answers
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What are two composite numbers between 60 and 90
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I know you said 2 numbers but here is a list :)
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AleksAgata [21]
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so when x = 12
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answer
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7 0
3 years ago
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