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The aspect ratio of a rectangular shape is its length (L) divided by its width (W). It is expressed as L:W or L/W. If the aspect ratio of a chalkboard is 12:7 and the length is 36 in, what is the width of the chalkboard?

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3 votes

Answer:21

Step-by-step explanation:12 times three is 36 and 7 times 3 is 21

User Stan Zeez
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