What Comes Next in the Seque...
What Comes Next in the Sequence: 6, 15, 105, 5460, ??Correct answers: 47
The first user who solved this task is Neelima Subrahmanyam.
#brainteasers #math #riddles
Transatlantic balloonIn 1919, the first lighter-than-air transatlantic flight was completed. |