SOLUTION: Is the following numbers rational or irrational numbers. Can you explain to me why? 12.5555... 2.1273685... 548/799

Question 183721: Is the following numbers rational or irrational numbers. Can you explain to me why?
12.5555...
2.1273685...
548/799
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
12.5555...
2.1273685...
548/799
A rational number is any number that can be put into the form of a fraction.
1) is rational because a repeating decimal shows that it is a fraction as 1/9=.111111111...
.
2) is irrationl non repeating decimal that goes on infinitely (the ... at the end)
.
3) obviously rational
.
Ed
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