https://cis-linux1.temple.edu/~tug29203/25fall-2033/lectures/ch2-extra.pdf
We draw out three cards one after the other and put them on the table in the order that they appeared. Find the probability that the word “cat” will appear. Solution: According to the multiplication rule, P(“cat′′) = (3/8) × (2/7) × (3/6) = 3/56.