171lbs is 77.6 (77.5643) kg
100 kgs
Average weight for an 11 year old is 24 - 66 kgs.
Average weight for a 13 year old girl is 28 to 74 kgs.
1 cbm of what? If water, than 1000 kgs
around twenty kgs
65.9 kgs
no
they can weigh up to 50 kgs
82 kgs
100 kgs
You weigh 223.5 (223.54873) pounds.
82 kgs.
100 kgs
75 kgs
About 5 kgs.
82.0 kgs
FEMALE: 218 kgs and MALE: 376 kgs