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
likes1106 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?
Tiffany
4.5103 Answers
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 centered at (h,k), with a major axis of length 2a parallel to the x-axis and a minor axis of length 2b parallel to the y-axis?
+
What are the x-intercepts of the quadratic function y = (2x^2 - 3x + 1)?
+
What is the equation of a circle with a radius of 5 units and its center at the origin?
+
New questions in Mathematics