Answer:
Step-by-step explanation:
For the columns with 5 slots, there are 15 distinct options to fill in. The number of ways to fill them in is
15 * 14 * 13 * 12 * 11 = 360360 ways (order matters)
For the column with 4 slots and 15 options. The number of ways to fill them in is
15 * 14 * 13 * 12 = 32760 ways (order matters)
Since a bingo card has 4 columns of 5 slots and 1 column with 4 slots, the total number of combination there is:
(order matters)
