Brain teaser

[waterdog101]

Susan's mother had three children, the first one was named Doug, and the second one was named Mary, what was the third childs name.

[Devils Horse]

Susan's mother had three children, the first one was named Doug, and the second one was named Mary, what was the third childs name.

Uh...Susan?

Here's one I never could figure out.

59 workers have 10 miles of a freeway lane blocked off, but only 2 of them are actually working. The rest are milling around aimlessly. How does any project ever get completed?

[waterdog101]

Uh...Susan?

Here's one I never could figure out.

59 workers have 10 miles of a freeway lane blocked off, but only 2 of them are actually working. The rest are milling around aimlessly. How does any project ever get completed?

it would be easier to answer, if it were a real situation, instead if a Hypothetically one.