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Convert to the same units, then the units can be dropped and the ratio simplified:

1 ft = 12 inches

→ 9 in : 7 ft

= 9 in : 7 × 12 in

= 9 : 7 × 12

= 3 × 3 : 7 × 4 × 3

= 3 : 7 × 4

= 3 : 28

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7y ago
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Wiki User

7y ago

It is 3 : 28.

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Q: What is the ratio of 9 inches and 7 feet?
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