1. How many different ways can 8 people be seated in a row of 8 seats
How many different ways can 8 people be seated in a row of 8 seats? Select the correct answer.
40,320 64
16,777,216
40,328 72
16,777,224 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

2. A coin is flipped 8 times, and the resulting sequence of heads and tails is recorded. How many different sequences are possible? Select the correct answer.
256
512 16 44 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

3. How many different combinations are possible in choosing a president, vice president, and secretary from a class of 19 females and 36 males if the president must be a female and the vice president a male? Choose the answer from the following :
36,252
34,344
157,410 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50