A 6 × 6 grid is cut from an 8 × 8 chessboard. In how many ways can we put two

Question

A 6 × 6 grid is cut from an 8 × 8 chessboard. In how many ways can we put two identical coins, one on the black square and one on a white square on the grid, such that they are not placed in the same row or in the same column?

Options:

A . 216 ways

B . 324 ways

C . 144 ways

D . 108 ways

Answer: Option A

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