SOLUTION: 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??

SOLUTION: 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??

Algebra.Com

Question 922345: 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??
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
There are 32 white squares we can choose. For each white square, there are 4+4 = 8 black squares that lie in the same row or column, so 24 black squares do not lie in the same row or column. 32*24 = 768
RELATED QUESTIONS
A chess board has 32 black squares and 32 white Squares arranged in a square. How many... (answered by jim_thompson5910)

A checkered flag used for racing is a square flag containing 64 alternating white and... (answered by richard1234)

There is a legend that the inventor of chess chose the follwing as his reward. One grain... (answered by Alan3354)

In a well known story the inventor of the game of chess was asked by his well pleased... (answered by stanbon)

You have decided you may want to join your Home Owner's Association (HOA) Governing... (answered by stanbon)

Can you give me a formula to work out the amount of squares within a square eg. a chess... (answered by stanbon,jim_thompson5910,Theo)

There are three parts to this problem. In a well known story the inventor of the game of (answered by Mathtut)

A board game is played with wooden pieces, where each piece shows a number on one side.... (answered by solver91311)

In a well known story the inventor of the game of chess was asked by his well pleased... (answered by richard1234)