Brain Test 1 Level 105
Each of these brothers has a sister. How many siblings are there
Each of the brothers has a sister so the answer is “6 = 5 brothers + 1 sister”.

Follow the screen sequence
Use the images as a compact replay of the solving path. The text below each frame explains what should change.


Video walkthrough
Same number in other versions
Brain Test versions can reuse the same level number with a different puzzle. If the screenshot or question does not match your game, switch to the same number in another version or use the nearby level links.
Strategy guide
- 1.Focus on 'each brother has a sister' - they share one sister, not multiple;
- 2.Count all siblings: 5 brothers + 1 sister = 6 total siblings;
- 3.Remember siblings include both brothers and sisters, not just one gender.
Common mistakes
- 1.Counting only the brothers (5) and forgetting the sister they all share;
- 2.Adding extra sisters by thinking each brother has a different sister;
- 3.Miscounting total siblings by including the person asking the question.
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