IQ challenge: Find the missing number in 30 seconds
Discover the principle behind numbers and find the right number to replace the question mark.
This puzzle will help you improve your memory, concentration and problem-solving skills, develop critical and creative thinking, and reduce stress levels.
Can you decode the results in 30 seconds?
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Answer:
Looking at the image, we see that the number at the beginning of each line is the sum of the two numbers at opposite corners.
Specifically:
16 is the sum of 12 and 4
7 is the sum of 5 and 2.
5 is the sum of 5 and 0.
So ? = 10+0=10
The number to fill in is 10.