The number 1987 can be written as a three digit number xyz in some base
If x + y + z = 1 + 9 + 8 + 7=25, determine all possible values of x, y, z, b.
Source: 1987 Canadian Mathematical Olympiad.
(In reply to computer soln
by Steven Lord)
I am painfully aware that these kids had no computers - so how did they limit the choices?
a. There were many hand-held programmable calcularors e.g. Texas Instruments.
b. The puzzle needs no software approach - it is solvable WITHOUT.