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rach552
 3 years ago
Michael takes 90 min to type 5850 words. If he increases his typing speed by 5 words/min, how many minutes will he take to type 10,500 words?
rach552
 3 years ago
Michael takes 90 min to type 5850 words. If he increases his typing speed by 5 words/min, how many minutes will he take to type 10,500 words?

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jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0At first, he's typing 5850/90 = 65 words per minute

jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0Bump this up by 5 wpm to get 65+5 = 70 words per min

jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0Now solve this equation 10500 = 70t for t
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