math
posted by Kelly
Write the ratio as a fraction in lowest terms. compare in inches. 3ft to 31 inches. The ratio is__.

Steve
the first thing to remember is that the units must be the same before you can compare things.
So, since 3 ft = 36 inches.
36in:31in = 36:31 or 36/31
Since 36 and 31 have no common factors, that's the lowest terms.
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