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Mathematics 19 Online
OpenStudy (anonymous):

Find the difference? 9 hours 11 minutes - 3 hours 49 minutes --------------------- A. 5 hours and 12 minutes B. 5 hours and 22 minutes C. 6 hours and 22 minutes

OpenStudy (paxpolaris):

1 hour has 60 minutes

OpenStudy (paxpolaris):

so "9 hours 11 minutes" is the same as "8 hours 71 minutes"

OpenStudy (paxpolaris):

8 hours 71 minutes - 3 hours 49 minutes --------------------- --------------------- can you do this instead?

OpenStudy (anonymous):

5 hours and 22 minutes?

OpenStudy (anonymous):

thanks for your help! it was 5 hours and 22 minutes ^_^

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