-- The probability of HEADS on a fair coin is 1/2 .
-- The probability of an even number (2, 4, or 6) on a die is 3/6 = also 1/2 .
-- The probability of both outcomes in the same toss is
(1/2 x 1/2) = 1/4 = 25% .
-- There are 3 possible successful outcomes.
They are:
H - 2
H - 4
H - 6
-- There are 9 other outcomes that are not successful:
H - 1
H - 3
H - 5
T - 1
T - 2
T - 3
T - 4
T - 5
T - 6
