India, April 14 -- Brain teasers come in all shapes and sizes. Some are age-based riddles designed to test your logical reasoning. Others are visual puzzles that play tricks on your perception. Then there are the ones that require some serious number crunching - the mathematical brain teasers. If you enjoy solving tricky maths-based problems, the internet has a fresh challenge lined up just for you.

(Also read: This maths puzzle has left internet scratching its head. Can you spot the missing number?)

This latest brain teaser was recently shared on X (formerly Twitter) by user @jitendra789789 and it has left many scratching their heads. The puzzle goes:

"4+2=62, 4+1=53, 2+3=51, 5+2=?"

Check out the puzzle here:

At first glance, it loo...