[" Three "1times1" squares of chess board "],[" having "8times8" squares being chosen at "],[" random then "]

Three '1xx1' squares of a chess board having 8xx8 squares being chosen at random,the chance that all the three are white is

Three '1xx1 'squares of a chess board having 8xx8 squares are chosen at trandom,the chance that all the three of the same colour is

Find the number of squares in chess board.

The number of all possible squares in a chess board is

Two squares of a chess board are chosen at random, the probability that two are of one colour

If 3 squares are selected at random on a chess Aboard having 8xx8 squares,then the probability that they will be in a diagonal line is

Number of unit squares in a chess board is

The number of squares that can be formed on a chess board is

In how many ways is it possible to choose a white square and a black square on a chess board so that the squares must not lie in the same row or column?