Happppeeee 2014!!!!!!!!!!!!!!!
TBH I honestly have to admit that every time I'm going to write the date, I'm going to write the year as 2013... I never realized how bad I missed 2013 lol. jk...

anyway....
please help for a riddle!
About 20% of the time you sleep is spent in rapid eye movement (REM) sleep, which is associated with dreaming. IF an adult sleeps 7 to 8 hours, how much time is spent in REM sleep?

please explain. thank you!

Question

Happppeeee 2014!!!!!!!!!!!!!!!
TBH I honestly have to admit that every time I'm going to write the date, I'm going to write the year as 2013... I never realized how bad I missed 2013 lol. jk...

anyway.... 
please help for a riddle!
About 20% of the time you sleep is spent in rapid eye movement (REM) sleep, which is associated with dreaming. IF an adult sleeps 7 to 8 hours, how much time is spent in REM sleep?

please explain. thank you!

agent47 · Answer

Okay, so suppose 7 hours is the total sleep, aka 100% of the time spent sleeping.

agent47 · Answer

We want to find what 20% of 7 is, so we can set up a simple proportion.

lilai3 · Answer

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