5 a family with a father mother and 3 children must sit on five chairs in a row and the only restriction is that the mothe
Question
5) A family with a father, mother and 3 children must sit on five chairs in a row and the only restriction is that the mother must be at one end. In how many different ways can they be seated?
221
likes
1106 views
Answer to a math question 5) A family with a father, mother and 3 children must sit on five chairs in a row and the only restriction is that the mother must be at one end. In how many different ways can they be seated?
Answer: 48
Steps:
For mother there are two possibilities.
Any corner .
And there are 4! possibilities for other 4 members
So total 2\times4!=2\times4\times3\times2\times1=48 different ways they can seat.
Frequently asked questions (FAQs)
What is the equation of an ellipse with center (h,k), semi-major axis length a, and semi-minor axis length b?
+
What is the value of x when f(x) = log(x) and f(x) = ln(x)? (