The puzzle goes like this:
Which is the appropriate answer, then?
You could have guessed it already, if you have been paying attention. The right answer to this cow-related math problem is $400.
In addition, the excitement of cracking a challenging task boosts confidence and one’s sense of success. Remember that completing puzzles such as Sudoku, riddles, and brainteasers not only improves your overall cognitive health but also provides an excellent mental exercise.
