Mathematics
Practice problems for Mathematics
- Bowling Ball Weight Scaling by Diameter
- Clock Angle at 10:45
- Clock Hand Angle at 3:15
- Clock Hand Angle at 9:45
- Combined Work Rate Problem
- Combined Work Rate: Two Painters
- Next Clock Hand Overlap After Noon
- Next Term in Fibonacci Reciprocal Sequence
- Scaling Bowling Ball Weight by Diameter
- Sum of Odd Numbers from 1 to 50
- Bus Passengers with Fractional Exits
- Cards Needed for 100-Level Card Tower
- Fermi Estimation: Stars vs Sand Grains
- Largest Number with Digit Product 120
- Mental Long Division: 2 Divided by 17 to Four Decimals
- Mutilated Chessboard and Domino Tiling
- Mutilated Chessboard Domino Covering (Why Impossible)
- Nim-like Game to 15 with Picks of 1 or 2
- Pigeonhole: Five People Sharing Birth Month
- Simpson's Paradox: Identifying the Scenario
- Smallest Integer with Digit Product 10,000
- Smallest Number with Digit Product 10,000
- Smallest Number with Digit Product 216
- Sum of Consecutive Integers
- Two Burning Strings: Measuring 45 Minutes
- Consecutive Sums
- Intersecting Cylinders (Steinmetz Solid)
- Maximum R² from Combined Predictors
- Taxman Game: Maximize Your Score (N=6)
- Three Fishermen Dividing Fish
- Moser's Circle Problem: Regions from N Points