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Brain Teaser Challenge

Test your logical thinking with these connected glass puzzles! Can you predict how water will flow?

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Anonymous
Published December 7, 2025

Quiz Questions & Answers

Review every prompt, the correct responses, and helpful context to prep for your own run-through.

Question 1: In a system of 4 connected glasses, if glass A has blocked pipes to B and D, but open pipe to C, which glass fills first when water is poured into A?

Glass A

Glass B

Glass C

Glass D

Question 2: If glasses are arranged in a diamond pattern with B and D at same level, and C at bottom, which fills last if all pipes are open?

Glass A

Glass B

Glass C

Glass D

Question 3: If all glasses are connected in series (A→B→C→D) and each pipe has same width, how does glass B fill compared to C?

B fills after C

B fills before C

B and C fill simultaneously

It depends on pipe width

Question 4: If glasses A and B are connected to C with equal pipes, and water is poured into both A and B simultaneously, what happens?

C fills twice as fast

C fills normally

C overflows

C fills more slowly