# Question #6129c

##### 1 Answer

#### Explanation:

To make a direct comparison we need to use the same units of measurement.

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BRACKETS ARE USED TO GROUP THINGS. THEY SURVE NO OTHER PURPOSE.

1 foot has 12 inches

Multiply everything inside the bracket by 6

So 3 inches to 6 feet is the ratio

Which is the same as

3 will divide exactly into both 3 and 72 so simplify the ratio.

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3 inches is:

So we have the ratio of

Multiply both by 4