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In a K×K classroom arrangement, number of rows = number of columns. Value of columns?

A. K+1
B. K–1
C. K
D. 2K
Correct Answer: C. K

The correct answer is K.

  • The problem states a K×K classroom arrangement. In this notation, the first 'K' typically represents the number of rows, and the second 'K' represents the number of columns.
  • The condition

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