On 23 Oct, 18:14, Andy Dingley wrote:

I wasn't impressed by some of the questions. As an example,
the "two boxes on a seesaw" has a range of possible answers, depending
on whether they're a point mass or a distributed mass within the box.

If you look back now, you'll see that they've changed the seesaw
question in the test! Maybe the authors are reading this newsgroup?

OTOH, the change they've made (triangular boxes) is farcical and shows
that they really don't understand the issue that was raised 8-(