Question

A twelve-sided die has sides numbered 1 through 12. The die is rolled once. Find each
probability.
with and without replacement

Answer 1

17. P(4 or 5)
18. P(even or a multiple of 3)
19. P(odd or a multiple 4)

Answer 2

one question nancy:
why with or without replacement if die is only rolled once?

Answer 3

if one roll then
17. P = 1/6
18 P = (1/2 + 1/3) = 5/6
19. P = (1/2 + 1/4) = 3/4