- Zero is not positive or negative. It’s just zero…
- Compound interest is computed using the following formula:
F = P ( 1 + r/n)nt, where
F = Final value
P = Principal
r = annual interest rate
n = number of compounding periods per year
t = number of years
Must I really memorize this?!?!
- Average speed equals D/T
- Three overlapping sets**
Total = Group1 + Group2 + Group3 – (sum of 2-group overlaps) – 2*(all three) + Neither
- Two overlapping sets*
Total = Group1 + Group2 – Both + Neither
** Hacks
Subjunctive Mood: Used to express a wish or contrary-to-fact sentences. Use that to introduce clauses of recommendation, request, suggestion, or demands.
Incorrect: I wish my brain was bigger.
Correct: I wish my brain were bigger.
Incorrect: Kevin suggested we should eat at CPK.
Correct: Keving suggested that we eat at CPK