The inner dimensions of a swimming pool are `50ftxx20ftxx10ft`. The inner sides and the floor of the swimming pool have to be fixed with tiles of size `2ftxx2ft`. Find the cost of fixing the tiles at the rate of rs.15 each.
Correct Answer - A
`(a)` Let the square has dimensions `nxxn`.
If `n` is even, total no. of blue (diagonal) tiles `=n+n=2n`
If `n` is odd, then total no. of blue...