SOLUTION: I am 3-digit number.My ones digit is half my hundreds.Double my hundreds and you will get my tens.

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Question 478173: I am 3-digit number.My ones digit is half my hundreds.Double my hundreds and you will get my tens.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
I am 3-digit number.
a b c
:
"My ones digit is half my hundreds"
c = 1%2F2a
c = .5a
:
"Double my hundreds and you will get my tens."
b = 2a
:
The number:
a b c
Substitute
a, 2a, .5a
We know:
a has to be an even number
a has to be less than 5
Two solutions
if a = 2
b = 2(2)
b = 4
:
c = .5(2)
c = 1
:
The number: 241
:
and
If a = 4
b = 2(4)
b = 8
:
c = .5(4)
c = 2
:
The number 482