Mathematics, 07.05.2021 02:10 kcarstensen59070
The time it takes Susan to drive to work each day is normally distributed with a mean of 42 minutes and a standard deviation of 4 minutes.
Approximately what percent of workdays does it take Susan between 38 and 46 minutes to drive to work?
a) 50%
b) 68%
c) 95%
d) 99.7%
Answers: 1
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Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?
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Mathematics, 22.06.2019 00:50
Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours
Answers: 3
Mathematics, 22.06.2019 01:00
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The time it takes Susan to drive to work each day is normally distributed with a mean of 42 minutes...
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