Question

Four newly married couples are dancing at a function. The selection of the partner is random. The number of ways that exactly one husband is not dancing with his own wife is:

• A. $0$
• B. $4$
• C. $3$
• D. $1$

Answer 1

Answer: (A)

$0$

As per the question we have to find the ways in which only one couple is not dancing with its partner and how is that possible. In order to miss match the partners we have to break at least two couples.

So the answer is $0$