Average weight of 10 men increases by 3.5 kg when a man of 50 kg is replaced by a new man what is the age of new person?5
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Q: Average weight of 10 men increases by 3.5 kg when a man of 50 kg is replaced by a new man what is the age of new person?
- 185 kgtrue
- 284 kgfalse
- 382 kgfalse
- 480 kgfalse
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