yes
Yes.
yes
It must be a generalised rational number. Otherwise, if you select a rational number to multiply, then you will only prove it for that number.
Yes. Any rational number divided by another rational number is also rational.
The phone number of the Culebra Community Library is: 787-533-0725.
Percent means " per 100." To calculate percentages convert the percent to a decimal. 7.25 / 100 = .0725. Then multiply the number you are trying to figure out the percentage of by this decimal. 89.75 x .0725 = 6.507 .
To calculate, multiply 42.91 x .0725 (42.91 x .0725 = 3.11 Since your question is under "Sales Tax", I assume you want to know how much tax there is on a purchase of 42.91 at 7.25% tax. To calculate, multiply 42.91 x .0725 (42.91 x .0725 = 3.11
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.