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23-01-2015
Mathematics

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a model car is made to a scale of 2 to 25. if the model is 15in. long, how long is the actual car?

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23-01-2015

2 inches of the model - 25 inches of the actual car
15 inches of the model - x inches of the actual car

[tex]\frac{2}{25}=\frac{15}{x} \\ 2x=25 \times 15 \\ 2x=375 \\ x=187.5[/tex]

The actual car is 187.5 inches long.

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