Multiple choice general knowledge math & puzzles 8, 27, 64, 125, 216, _______ 243 143 443 343 543 643 Reveal answer Fill a bubble to check yourself D Correct answer Explanation The series consists of the cubes of consecutive integers starting from 2: 2^3=8, 3^3=27, 4^3=64, 5^3=125, 6^3=216. The next number is 7^3 = 343.