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Mathematics 19 Online
OpenStudy (anonymous):

Mary types 3825 words in 1hour 25min while paul types 3990 in 1 hour and 35 minutes. find the typing speed of mary to that of paul?

OpenStudy (anonymous):

so how do you do it?

OpenStudy (anonymous):

okay so 3825/85min, and 3990 /95mins. I need it in a ratio. What is next?

OpenStudy (anonymous):

Sorry, computer trouble. And brain trouble all at the same time. Not good. Divide each fraction to get each person's rate. Forget the proportion, my brain was still stuck on someone else's question.

OpenStudy (anonymous):

so is the answer 15:14

OpenStudy (anonymous):

My apologies for causing confusion. Forget about the proportion or ratios. Mary's speed = 3823(words) / 85(minutes)

OpenStudy (anonymous):

Paul's speed will be calculated the same way.

OpenStudy (anonymous):

I re-read your question and realize the answer must be in the form of a ratio, so your answer is correct. Apparently it is past my bed time. Goodnight.

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