3,000 kilometers
A lab should get an hour to a half hour a day
your two year old should get 500 mg of calcium a day
947 a day
3 cups a day
1 hour a day should suffice
An eleven year old boy should have 2,300 mg a day
900 grams a day
30 min a day
Alot
As many as possible
Over 9000 grams a day
$50 000 a day