Tag: symmetry
Interview Questions
- Ants falling off a rod
- Ants on a triangle
- Placing coins on a round table
- Two piles of matches, take from one
- Multiply 26 × 34 by finding the midpoint
- Multiply 43 × 37 with difference of squares
- Multiply 58 × 62 in one subtraction
- The color of the last card
- If the last passenger is displaced, where do they sit?
- What are the middle passenger's chances?
- How many people get their own hat back?
- The lost boarding pass
- Do all the red draws beat all the blue draws?
- Ants on a square, and how many collisions to expect
- Biased ants on a triangle
- Ants on a pentagon, with a twist
- How many ants make a collision almost certain?
- Ants on a triangle
- Probability your d20 beats mine
- Probability your card rank beats mine
- Probability you don't lose the dice duel
- Probability your d6 beats their d4
- Probability your die beats mine
- How deep is the first heart in the deck?
- Expected number of out-of-order pairs
- Expected number of local peaks
- Expected number of upward steps
- Expected number of record highs
- Fumbling with a ring of keys
- Expected position of the first spade
- First and last golden ticket in a row of chocolate bars
- Expected position of the second ace
- First ace, with replacement or without
- Expected position of the first ace
- Seated directly across the table
- Two friends seated together
- Two perpendicular half-planes
- Both positive and X beats Y
- Two normals and a tilted quadrant
- Scramble five digits, is the number even?
- Will the two friends get paired up?
- Will the two of them sit directly across?
- Probability the seventh card dealt is a spade
- Probability the bottom card is the ace of spades
- Probability your third card is a face card
- Probability the fifth ball drawn is number one
- Probability the second card dealt is an ace
- All points within a quarter of the circle
- Does the triangle contain the center?
- Three random points in a semicircle