If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is
5 573 62398677de069f6e1b9e1c4b
Q:
If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is
- 152 kgfalse
- 251.2 kgtrue
- 361 kgfalse
- 451.5 kgfalse
- Show Answer
- Workspace
- Discuss