The answer depends on "for what purpose". It is pointless trying to answer the question without a context.
math
Depends on the major. Everybody should have basic math skills.
If you intend to be successful in future math studies, then you should be asleep after 12.
You should take geography, math, english to become a navigator
Math you just think and answer with a logical answer. What is your question exactly
Exactly....DO YOUR MATH!!
algebra, alg II, geometry, geometry II.
The average GRE math score of students who have taken the exam is around 150.
The answer depends on where exactly it stands!The answer depends on where exactly it stands!The answer depends on where exactly it stands!The answer depends on where exactly it stands!
Join a debating team, track and field, math club.
An inch is EXACTLY 2.54 centimetres. You do the math.
not exactly