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Write the ratio 42 inches to 9 feet as a fraction in simplest form. Explain why you get the same result whether you convert feet to inches or convert inches to feet.

User Guanxi
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1 Answer

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let's convert one of these numbers:
1 foot = 12 inches

9 feet were 9*12=108 inches

so the ratio would be 42: 108

or we can simplify it: divide by 2:
21:54

divide by 3:
7:18

A ratio always stays the same no matter the unit or currency, so it doesn't matter which unit we convert it to.
User Pankit Gami
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