SOLUTION: I AM A WHOLE NUMBER HALF OF ME IS GREATER THAN 20, ONE OF MY DIGITS IS DOUBLE THE OTHER WHAT NUMBER AM I ? ONE OF DIGITS IS A PERFECT SQUARE.

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Question 240547: I AM A WHOLE NUMBER HALF OF ME IS GREATER THAN 20, ONE OF MY DIGITS IS DOUBLE THE OTHER WHAT NUMBER AM I ? ONE OF DIGITS IS A PERFECT SQUARE.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
I AM A WHOLE NUMBER, HALF OF ME IS GREATER THAN 20, ONE OF MY DIGITS IS DOUBLE THE OTHER WHAT NUMBER AM I ?
ONE OF DIGITS IS A PERFECT SQUARE.
:
let x = the 10's digit
let y = the units digit
:
:
"One of the digits is double the other"
x = 2y
therefore we know x is an even number
:
"One of the digits is a perfect square"
1, 4,
:
number is either 48 or 84 (half is greater than 20)