Two numbers

The sum of two numbers is 1. Identify this two numbers if you know that the half of first is equal to the third of second number.

Result

a =  0.4
b =  0.6

Solution:

a+b=1
a/2 = b/3

a+b = 1
3a-2b = 0

a = 25 = 0.4
b = 35 = 0.6

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