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#1 2008-05-26 03:04:31
- atut
- Member
- Registered: 2008-04-23
- Posts: 30
Helpp!!!
The mean weight of 6 ballet dances is 55kg. The mean weight of 10 rugby players is 100kg.
Caculate the mean weight of all 16 people.
Thanks;)
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#2 2008-05-26 03:46:29
- simron
- Real Member
- Registered: 2006-10-07
- Posts: 237
Re: Helpp!!!
First, multiply 55 by 6. Add that to 1000 (10 times 100). Now divide that by 16. That's your answer.
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