Final answer:
To convert 30 inches to feet using a simple ratio, divide the number of inches by 12, as there are 12 inches in 1 foot. Simplify the resulting ratio to its simplest form for the answer, which is 2.5 feet.
Step-by-step explanation:
To convert 30 in to ft, we need to use the conversion ratio of 12 in = 1 ft. We can simplify the ratio by dividing both the numerator and denominator by the greatest common factor, which is 2. So, the simplest form of the ratio is 30/12, which simplifies to 5/2 or 2.5 ft.
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