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math (8th grade)

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The length of each piece in a model train railroad built on the HO scale is 1/87 of the actual length. Another popular model is the N scale, for which the scale is 1/160.


Each car on a full-size passenger train is 80ft long. What is the length in inches of a model passenger car in the HI scale? In the N scale?

  • math (8th grade) - ,

    HO gauge:

    1/87 = x/80

    Cross multiply and solve for x.

  • math (8th grade) - ,

    thank-you 4 the help

  • math (8th grade) - ,

    You're very welcome.

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