Question

Find the probability of drawing a red ace, then a red king from a standard deck of cards without replacement.

a. 2/51 or about 0.0392
b. 4/663 or about 0.0060
c. 1/26 or about 0.0385
d. 1/663 or about 0.0015

Answer 1

(d): 0.0015

Explanation:

Red ace: 1 chance in 52.

Red king, after that: 1 chance in 51

Joint probability: red ace and then red king, without replacement:

2 2

------ * ----- = 1/663, or about 0.0015 (Answer d)

52 51

Answer 2

The answer is d. 1/663 or about 0.0015