SOLUTION: A family of 5 is going to line up for a picture in a row of 5 chairs. In how many ways can the family be seated if the mother and father must sit next to eachother?

Algebra ->  Permutations -> SOLUTION: A family of 5 is going to line up for a picture in a row of 5 chairs. In how many ways can the family be seated if the mother and father must sit next to eachother?      Log On

 

Hi,

mother, father, 3 children

mother & father seated together ... consider them as one unit(taking 2 of the chairs) 

There are  4!=  24 ways family can be seated.