Question

A card is chosen at random from a standard deck of 52 playing cards. Without
replacing it, a second card is chosen. What is the probability that the first card chosen
is a queen and the second card chosen is a jack?
Determine a unit vector perpendicular to the plane of
A i j k
ˆ
 2
ˆ  6
ˆ  3
and
B i j k

Answer 1

Answer:

I think 4/52

4/51

probability is that