Combinatorics Questions for Prop Trading Interviews
A prop trading round does not test combinatorics the way a textbook does. This set is the overlap - the combinatorics questions that actually turn up in this format.
15 questions, all free to practise. The split is 5 easy, 9 medium, 1 hard.
- A majority of onesEasyCombinatoricsView →
- A perfect-power dice sumEasyProbabilityCombinatoricsView →
- A repeated digit in the PINEasyProbabilityCombinatoricsView →
- Divisible by 2 or 3EasyCombinatoricsView →
- Three-one strings with matching endpointsEasyCombinatoricsView →
- A family clustered at a round tableMediumCombinatoricsView →
- Derangements of four itemsMediumCombinatoricsView →
- Five distinct ranksMediumProbabilityCombinatoricsView →
- Full housesMediumProbabilityCombinatoricsView →
- Inversions in a shuffleMediumCombinatoricsExpected ValueView →
- Last two digits of a powerMediumCombinatoricsBrainteasersView →
- Position of the first spadeMediumCombinatoricsExpected ValueView →
- Spaced onesMediumCombinatoricsView →
- Tiling a stripMediumCombinatoricsView →
- Defective stack of coinsHardCombinatoricsBrainteasersView →
Widen the search
This set is a slice of two larger ones. If it is too narrow, start here instead:
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