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Discussion

What is the rank of P from the bottom in a class of 30 students ?

Statements:

1. M is third from the top and there are five students between M and P.

2. The rank of K is fourth from the bottom and there are 17 students between K and P.

  • A.1 alone is sufficient while 2 alone is not sufficient
  • B.2 alone is sufficient while 1 alone is not sufficient
  • C.Either 1 or 2 is sufficient
  • D.Neither 1 or 2 is sufficient

Answer: C

From 1, we conclude that P is 9th from the top. Thus, in a class of 30 students, P ranks 22nd from the bottom.

From 2, we conclude that P is 22nd from the bottom.

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