• Numerical Ability - Data Sufficiency
Question

A 31m long wire is cut into three pieces. How long is the longest piece
I. Two pieces are each 1m shorter than the longest piece
II. Two pieces of the wire are of the same length.

  • A) Only I
  • B) Only II
  • C) Either I or II
  • D) Neither I nor II
  • E) None of these
Solution

Answer – A. Only I
I — -> x + x + x + 1 = 31 = x = 10; Longest Piece = 11m
II —> 2x + y = 31.

Answer – A. Only I
I — -> x + x + x + 1 = 31 = x = 10; Longest Piece = 11m
II —> 2x + y = 31.
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