If you get the speed of the rock then you can use
Time= distance/ speed
So all you need is the speed and you can work it out
12 stone is already too heavy for a 13 year old. Do not put on more weight.
No, you're fat if you weight 8 stone at only 13. I'm 13 today and I weight 7 stone, so does my identical twin brother.
About 13 years at 5.5%
Roughly 13 minutes.
13 stone. or maybe more.
Depends on the person... But the average is 7-13 minutes
13 kgs is 2 (2.04715) stone.
13 stone is 82.6kg
It is stone 13.
13 stone is 82.6kg
A stone is an archaic measure of weight equal to 14 lbs. 14 lbs is equal to about 6.35 kg. So 13 stone is equal to about 89 kg
13 stone = 82.55 kilograms.
9 stone 13 pounds = 139 pounds.
At The Fall of Tenochtitlan (August 13, 1521)
13 stone = 82.55 kilograms.
14 stone 13 is 95kg
13 stone 8 pound = 86.18kg