In order to become a veternairian you will need to take the sciences and maths would be helpful. For grade eleven and twelve you should take Biology, physics, and chemistry. In grade eleven you should take probabilities and statistics, and for grade twelve some calculus and algebra & geometry would be wise also. Finally, computers would be a good class to consider because losts of technology is used. Since, this is a competitive field the more requirements you have the better your chances are with getting into the University of your choice.
alot of science classes
all of the classes you can take
there are no particular classes to take
There are no math classes you need to take to become a wedding planner. You don't need certain training or a specific degree. There are wedding planner classes you can take, but they are not heavy in math.
You need to take Invesments
None, you just have to have talent ;) There are no classes really required to become a singer
None, you just have to have talent ;) There are no classes really required to become a singer
Yes
The classes that someone needs to take to become a craftsman are college classes. They would need a vocational certificate in crafting. This of course only applies to professional craftsman. No classes are needed for freelance work.
Answer: you need to take zoology in high school if you want to become a zoologist :)
you need to take every literature classes writting and arithmacy
Yes, to become an architect you do indeed need to take a lot of math classes. Your math skills must be fine tuned.