A) 2
B) 5
C) 20
D) 40
Correct Answer: C
Solution :
There are five seats in a bus are vacant. A man sit on any one of 5 seats in 5 ways. After the man is seated, his wife can be seated in any of 4 remaining seats in 4 ways. Hence total number of ways of seating them =\[5\times 4=20\].You need to login to perform this action.
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