The average weight of a group of 8 persons increases by 2.5 kg when one person weighing 54 kg is replaced by a new person. How much does the new person weigh?
5 437 623c2e7ba5834d3c546f18f6
Q:
The average weight of a group of 8 persons increases by 2.5 kg when one person weighing 54 kg is replaced by a new person. How much does the new person weigh?
- 174 kgtrue
- 277 kgfalse
- 372 kgfalse
- 476 kgfalse
- Show Answer
- Workspace
- Discuss