Yes they can, that's the whole point of a trail horse, a trail horse is a horse used to go on trail rides.
Yes, but probably not straight off the track (although there are some horses who could probably be ridden out between races). Some horses are ridden extensively as part of their pre-race training (trail ridden etc.) so may be able to be ridden sooner than another race horse with less "outdoor" experience. Each horse is different and may initially require a more skilled hand post racing or a period of letdown before retraining.
No, but he has ridden horses in movies.
Its ok if all the horses are not being ridden, but they will have to be ridden later.
When they're about to be ridden.
no they have always ridden horses or something
Of course you can. Draft horses can be ridden.
yes but you have to be under 65 pounds
To be ridden: Horses were originally brought to America by the Conquistadors of Spain to be ridden. In colonial America though they used to horse both to ride and as draft animals.
5500 years ago
Horses are or at least were used for pulling carriges, being ridden and farming work. There are lots of other things that horses do.
horses love to eat, sleep and be ridden. Some horses may even like swimming
A cowboy or cowgirl that is usually responsible for looking after the saddle horses (the horses that are ridden).