It is known as "hacienda"
hacienda
rancheros
farmers
Either farm hands, cowboys, or ranch hands
They were called Vaqueros.
No. It is to much of a change and the end product will be different from what is intended. I might add that this does not sound like a very authentic Mexican dish. In Mexican cuisine, there is tortilla soup, but not taco soup. Also, the only salad dressings used in traditional Mexican cuisine is oil & vinegar / vinaigrette. Ranch dressing is absolutely unknown.
There is no defined number and a ranch also lacks defenition. It you call it a ranch, the neighbors may be laughing but it is your ranch. (If you measure it in acres, then it probably isn't a ranch. When you measure it in sections then it is the real thing.)
Most likely people will call you a German Mexican.
A lucky Mexican
Mexican Peso (MXP)
A city-slicker.A2:On a "Dude-ranch" they are generally called "guests" or "customers".
You call a Mexican girl's 15 birthday a quinceanera