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Adam can type fast, much faster than Sally does. On average, for every 3 words Sally types, Adam can type 4. Adam’s words-per-minute (WPM) exceeds Sally’s by 18. What is Adam’s WPM?

 Jan 21, 2021
 #1
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4x-3x=18

x=18

 

Adam - 72

Sally - 54

 Jan 22, 2021

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