Homework Help: maths

Posted by milly on Sunday, March 15, 2009 at 5:27am.

there are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day.how much time should we spend sleeping?

maths - Chopsticks, Sunday, March 15, 2009 at 5:36am
24*(3/8) =
maths - Neil, Sunday, March 15, 2009 at 5:37am
3/8 means , 3 parts out of 8 parts of anything, in this case, full day or 24 hours. So divide 24 hours into eight equal parts. So 24/8 is 3. Now take three parts of it. That is 3 parts of 3 lots. The answer is 9 hours.
maths - Count Iblis, Sunday, March 15, 2009 at 7:59am
If you live for 100 years, how many years will you have spent sleeping?
maths - lol, Sunday, March 18, 2012 at 7:31pm
take 3 parts of what sos dont get da last bit HELP!!! IN THE BTW I'M DA 4TH GRADE
maths - lol, Sunday, March 18, 2012 at 7:36pm
take 3 parts of what sos dont get da last bit HELP!!! IN THE BTW I'M DA 4TH GRADE
maths - ellie, Thursday, April 26, 2012 at 10:05am
9 hours
maths - Areesha, Monday, December 3, 2012 at 4:59pm
Sam has collected 125 toys. George has collected 3/5 of this . How many toys has George collected
maths - Areesha, Monday, December 3, 2012 at 5:00pm
Sam has collected 125 toys. George has collected 3/5 of this . How many toys has George collected

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