Here you will find solutions and answers for Brain Test All Star Level 231. This fun puzzle game is developed by Unico Studio, In this Puzzle brings a new collection of tricky and entertaining brain teasers for puzzle fans. With hundreds of challenging levels, the game tests your logic, thinking, observation, and problem-solving skills. It also includes a new IQ scoring system that helps you track your progress and improve your skills as you complete more puzzles.
Brain Test All Star Level 231 Answer
Step by Step Guide
- The math problem shows “4 x 5 = ?”.
- The correct answer is 20, but the options don’t include it.
- Find the number “7” located elsewhere on the screen.
- Drag the 7 onto the 13 to make 20, then select it as the answer.

Video Walkthrough
Well done! You’ve completed Level 231. Click here to unlock and start the next level 232.