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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?
 one year ago
 one year 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?
 one year ago
 one year ago

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jim_thompson5910Best ResponseYou've already chosen the best response.0
At first, he's typing 5850/90 = 65 words per minute
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.0
Bump this up by 5 wpm to get 65+5 = 70 words per min
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.0
Now solve this equation 10500 = 70t for t
 one year ago
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