A simple 9th Grade Math Question. I need help. Any help will be appreciated.


The soldiers at the parade lined up in a rectangle with 10 rows and 5 columns. You


need to choose three soldiers so that neither two of them stand in the same row or


in the same column. How many different combinations of such choices are there?



P. S. 19 points for this! Please do answer quick!



Answer :

Other Questions