Q27: The sum of all possible two digit number formed from three different one digit natural number when divided by the sum of the original three number is equal to:? A. 18 B. 22 C. 36 D. None of these
how....................?
Last edited by mr fantastic; February 11th 2011 at 01:37 AM.
Reason: Re-titled.
Q27: The sum of all possible two digit number formed from three different one digit natural number when divided by the sum of the original three number is equal to:? A. 18 B. 22 C. 36 D. None of these
how....................?
Let be three different digits, so the sum of the different 2-digit numbers formed with them is: