What Comes Next in The Sequence: If 1 + 5 = 18; 4 + 20 = ?
Solve this number series riddle and leave your answers in the comment section; What Comes next in the sequence; 1 + 5 = 18 2 + 10 = 36 3 + 15 = 54 4 + 20 = ?? So were you able to solve the riddle? Leave your answers in the comment section below. … Read more