The total number of squares in a chess board is(a) 64(b) 65(c) 2 – InterviewSolution

1.

The total number of squares in a chess board is(a) 64(b) 65(c) 204(d) None of these

Answer»

Correct option (c) 204

Explanation:

1²+ 2²+ 3²+................+ 8²

= 8(8 + 1)(16 + 1)/6 = 204

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