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0 votes
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in Mathematics by (67.9k points)

The total number of squares in a chess board is

(a)  64

(b)  65

(c)  204

(d)  None of these 

1 Answer

+1 vote
by (63.3k points)
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Best answer

Correct option  (c) 204

Explanation:

1+ 2+ 3+................+ 82  

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

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