Hans Is Standing Behind Gerrie And At The Same Time Gerrie Is Standing Behind Hans. How Is This Possible?
You Are Blindfolded And Sit In Front Of A Table. On The Table there are many Coins, 10 Of Which Have Heads Facing Up. How Do You Split The Group Of Coins Into Two Groups Such That The Same Number Of Coins Are Heads-up In Each Group?
You Wake Up Early One Morning And Find The Light In Your Bedroom Is Broke. You Get Dressed In The Dark. Your Drawer Has Socks Of Three Different Colors: Red, Yellow, And Blue. How Many Socks Do You Have To Take Out To Be Certain Of Having A Matching Pair?