March 7, 2017
Problem of the Week
Tuesday March 7, 2017
Show how to remove 6 pennies from the four by four grid of 16 pennies shown below so that the total number of coins in each row and each column is an even number.
Problem of the Week
Tuesday March 7, 2017
Show how to remove 6 pennies from the four by four grid of 16 pennies shown below so that the total number of coins in each row and each column is an even number.