I am thinking of a two digit number, AB, such that A x B=AB/2, and A+B=AB/4. What is the number AB?
"Pure mathematics is, in its way, the poetry of logical ideas."
Welcome to the forum.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.