Answers

2015-05-22T19:36:57+08:00

This Is a Certified Answer

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Conversion:
1 hour=60 minutes
1 minute=60 seconds
1 day=24 hours

convert:
1)420 seconds(\frac{1 minute}{60 seconds})=7 minutes
2)660 minutes(\frac{1 hour}{60 minutes})=11 hours
3)1,200 seconds(\frac{1 minute}{60 seconds}=20 minutes
4)60 minutes(\frac{60 seconds}{1 minute})=3,600 seconds
5)240 hours(\frac{1 day}{24 hours})=10 days

Hope this helps =)
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2015-05-22T19:38:17+08:00

This Is a Certified Answer

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
1) 1 second=1/60 minutes
420 seconds* \frac{1 minute}{60 seconds} =7*1minute=7minutes
2) 1 minute=1/60 hours
660minutes* \frac{1 hour}{60minutes} =11*1hour=11hours
3) 1 second= 1/60 minutes
1200seconds* \frac{1minute}{60 seconds} =20*1minute=20minutes
3) 1 minute= 60 seconds
60minutes* \frac{60 second}{1 minute} =60*60second=3600seconds
4) 1 hour= 1/24 days
240 hours* \frac{1 day}{24 hours}=10*1day=10 days}
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