Question

A map shows the distance between Dallas and Houston as 3 inches. The actual distance is 240 miles. If there are 63,360 inches in a mile, find the ratio of the distance on the map to the actual distance between Dallas and Houston.

Answer 1

The ratio is 63,360/240 and the unit rate is 264/1.
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Answer 2

$RATIOS \: \: AND \: \: PROPORTION \\ \\ \\ Distance \: between \: Dallas \: and \: Houston \: \\ ( \: On \: Map \: ) \: = \: 3 \: inches \\ \\ Actual \: distance \: between \: Dallas \: and \\ Houston \: = \: 240 \: miles \\ \\ 1 \: \: mile \: \: = \: \: 63,360 \: inches \\ \\ 240 \: \: miles \: \: = \: \: 240 \times 63,360 \: \: inches \\ \\ \\ Ratio \: of \: distance \: on \: map \: to \: the \: \\ actual \: distance \: between \: dallas \: and \: \\ \\ houston = \frac{3}{240 \times 63,360} \\ \\ \\ Ratio \: \: = \: \: \frac{1}{80 \times 63,360} \\ \\ \\ Ratio \: \: \: = \: \: \: \frac{1}{5,068,800} \: \: \: \: \: \: \: \: \: \: Ans.$