Mathematics - Permutation & Combination Question with Solution | TestHub
MathematicsPermutation & CombinationnPr & nCrMedium2 minPYQ_2020
MathematicsMediumsingle choice
Total number of ways of selecting 2 white squares on a normal chess board if the squares are not from the same row or column is equal to
Options:
Answer:
D
Solution:
2 white squares can be selected in ways If they belong to some row or same column then ways.
Stream:BITSATSubject:MathematicsTopic:Permutation & CombinationSubtopic:nPr & nCr
⏱ 2mℹ️ Source: PYQ_2020
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