A googleplex. It's a 1 with a hundred zeros.
NO.
A googol (not Google) is 1 followed by 100 zeros. A googolplex is 1 followed by a googol zeros. In any case, neither is the largest rational number.
There cannot be a largest rational number since one more than that is going to be bigger. But there are some numbers that have been used in serious mathematical studies and that do have names which are far larger. See, for example the wikipedia entry for large numbers (link below).
Is 12.05 a rational number or irrational number?
1.96 is a rational number
There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.
Yes, it is.
It is a rational number.
There are an infinite number of rational numbers so it would be foolish to even try to list them.
It is a rational number. It can be written as a fraction.
yes
Is 12.05 a rational number or irrational number?
1.96 is a rational number
It is a rational number, as it can be written as a fraction.
Yes, the sum is always rational.
There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.
As much as, in these days of uncertainty, anything can be anything. As long as the constraints of a rational number are kept to, a rational number will always remain a rational number.
Yes, it is.
10.01 is a rational number
It is a rational number.