Saturday Mac riddles 271

Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation.

1: Table of chapters as the top-level directory.

2: Real estate inventory, personal possessions or XML.

3: Reserves that could be human, such as strings and images.

To help you cross-check your solutions, or confuse you further, there’s a common factor between them.

I’ll post my solutions first thing on Monday morning.

Please don’t post your solutions as comments here: it spoils it for others.