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

1: This second was actually the sixth and bumped up by 20.

2: Its A5 followed the A4, without any one, and a third thinner.

3: First with a 750 followed the 604, but there was neither 1 nor 2.

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.