MAGIC SQUARE: Calculate A-B+CThe aim is to place the some numbers from the list (4, 9, 12, 18, 19, 22, 28, 29, 32, 38, 80, 91) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A-B+C.
A six year old comes crying to his Mother because his little sister pulled his hair.
"Don't be angry," the Mother says, "Your little sister doesn't realize that pulling hair hurts."
A short while later, there's more crying, and the Mother goes to investigate.
This time the sister is bawling and her brother says...
"Now she knows."