No. It’s not a fine problem for a child to solve because the child is being taught sloppy and unrealistic thinking: shapes all have sides of integer lengths, unwarranted assumptions can be made to make a problem come out nicely. Rot like this in the grade school curriculum is part of why kids struggle with math.
Ok. My little brother who wrote for houghton-mifflin and is now and actuary says its a stupid question. So I concede.
He said it reminded him of the people he worked with who knew nothing about the subject of their story problem.
You win.