1. Prime factorization, fraction multiplication, and solving exponential equations. 2. Percentage increase calculation, force-pressure estimation, and area-volume computations. 3. Coordinate geometry, solving inequalities graphically, and interpreting statistical box plots. 4. Probability calculations in set theory, algebraic simplifications, and trigonometric properties in circles. 5. Equation of a circle, algebraic manipulation, and proof of an even-number expression. 6. Vector geometry, transformations, and verifying collinearity in coordinate systems.