What problem are you talking about
They are both divisible by 2. 10/2=5 and 6/2=3. The ratio is 3:5
5/8 is a rational number because 5/8 as a percentage is 62.5. As long as the number doesn't go on forever without any patterns, it will be a rational number. If it does go on forever and doesn't have a pattern then it is an irrational number.
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