What Is The Next Number 77 49 36 18 riddle

What Is The Next Number: 77, 49, 36, 18 ?

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Solve this number Series Riddle. What is the next number? 77, 49, 36, 18 ? So were you able to solve the riddle? Leave your answers in the comment section below. If you get the correct answer, please share it with your friends and family on WhatsApp, Facebook and other social networking sites.