1.

If n pigeons are assigned to m pigeonholes then one of the pigeonholes must contain at least ______ pigeons.

A. \(\left( \dfrac{n-1}{m} \right) + 1\)
B. \(\left( \dfrac{n-1}{m} \right) \)
C. \(\left( \dfrac{n}{m} -1 \right) \)
D. \(\left( \dfrac{n+1}{m} \right) -1\)
Answer» B. \(\left( \dfrac{n-1}{m} \right) \)


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