TCS Company Numerical Ability Percentage

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TCS Other Question

24. A 31″ x 31″ square metal plate needs to be fixed by a carpenter on to a wooden board. The carpenter uses
nails all along the edges of the square such that there are 32 nails on each side of the square. Each nail is at the
same distance from the neighbouring nails. How many nails does the carpenter use?
Which is the smallest no. Which ctiv,ides 2880 anq,g,ivesa perfectsquare?