Conversion:
1 minute=60 seconds
1 day=24 hours
1 hour=60 minutes
Convert:
6)[tex]11 minutes(\frac{60 seconds}{1 minute})=660 seconds[/tex]
7)[tex]420 seconds(\frac{1 minute}{60 seconds})=7 minutes[/tex]
8)[tex]17 days(\frac{24 hours}{1 day})=408 hours[/tex]
9)[tex]216 hours(\frac{1 day}{24 hours})=9 days[/tex]
10)[tex]480 minutes(\frac{1 hour}{60 minutes}=7 hours[/tex]
Hope this helps =)