Viral Math Puzzle 1+4 = 5, 2+5 = 12, 3+6 = 21, 8+11=? | Must Watch | tagalog version - YouTube
Presh Talwalkar from MindYourDecisions on Twitter: "Mathematical puzzle. What is the missing number? They say only 1 in 1000 can solve it. https://t.co/kQo6812IOb" / Twitter
Can you solve this math puzzle? Hint: It has two answers! - Times of India