A group consists of 25 men and 20 women. The average weight of men is 48 kg and that of women is 30 kg. The average weight of the group is
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Q:
A group consists of 25 men and 20 women. The average weight of men is 48 kg and that of women is 30 kg. The average weight of the group is
- 135 kgfalse
- 239 kgfalse
- 340 kgtrue
- 445 kgfalse
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