Difficulty - Medium Total Plays - 58 Allowed Time - 10 sec Best time - 3.073 sec What is the next number in the series? 2 -> 4 -> 8 -> 16 -> ?? #A 18 #B 24 #C 32 #D 30 Explanation: Each number is multiplied by 2 to get the next number (2×2=4, 4×2=8, etc.). Play Leaderboard