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

Question: 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
Explanation: Since rows = columns = K, number of columns = K.

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