In how many ways can 8 people be seated in a row of chairs if three of the people, John, Wilma and Paul, want to sit in three consecutive seats?
There is six ways to arrange the three
a b c
c a b
b c a
a c b
c b a
b a c
then there are 6 ways to seat them next to each other in the row of 8 chairs
6 x 6
and there are 5 remaining people to arrange in the remaining 5 seats
5! x 6 x 6 = ...............