a6ngelBoglios a6ngelBoglios 31-07-2016 Mathematics contestada The 99th pyramidal number is 328,350. That would make quite a stack of basketballs! What number must you add to 328,350 to get the 100th pyramidal number? A. 100 B. 328,3502 C. 10,000 D. 55 E. 1,000