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# A couple of number puzzles from Mensa Brain Test

## Question

These puzzles are borrowed from the Mensa Brain Test smartphone app.

For your solution attempts, refer to the  question # given at the bottom of each image.

## Recommended Posts

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75

Add column 1 and 3 and reverse digits to get column 2

8

Multiple numbers on left and subtract numbers on right

92

Multiply numbers on left then subtract product of numbers on right

6 & 5

2nd number is a multiple of x and third number is first + x
x decreases in each line from 4/3/2

If i had to guess, i would say 5867
This is the only number where 2nd digit is greater than the first

31

Add all numbers and reverse the digits

28

Add equal amount in digit on top and then to digit on right
Amount decreases 6/5/4

7

Add first and 2nd row digits, then subtract third row digit, then add 1
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Many many thanks, you're a genius!

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