But I can make a reasonable guess or two.

A reasonable guess would be to assume the user is male.

The case doesn't actually tell you how many days per week each is open, but a reasonable guess would be six.

This was true, though I could have made a reasonable guess.

If this guy goes out, a week is a reasonable guess.

There are several reasonable guesses that can be made, however.

It was at least a reasonable guess that she had been attacked in some way.

One Goldman insider thought $25 billion, or 4 times book, was a more reasonable guess.

I am not sure exactly what is going on, but I have a reasonable guess.

Nor is there much existing evidence, here or in other countries, on which to make a reasonable guess.