Weekly Puzzle: April 09, 2021

Turn, Turn, Turn

Parted CircleYou have nine circles (divided into 16 smaller sectors). Each has a different pattern of holes. Which two of them can form an opaque (non-transparent) circle when stacked on top of each other?

Circles can be rotated and/or overturned.

Think You've Got it?

We’ll post the answer to next week’s puzzle alongside the answer.

Answer To Last Week's Puzzle:

Flip switch number 1 and wait a few minutes. Flip switch number 1 back to its original position, and then immediately flip switch number 2.

Open the door. If the light is on, then switch number 2 controls it. If the light is off, then go and feel the bulb with your hand. If the bulb is hot, the switch number 1 controls it, and if the bulb is cold, then switch number 3, the one you did not touch, controls it.

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