CAIE S1 2018 November — Question 4

Exam BoardCAIE
ModuleS1 (Statistics 1)
Year2018
SessionNovember
TopicPermutations & Arrangements
TypeArrangements with grouped categories

4
  1. Find the number of different ways that 5 boys and 6 girls can stand in a row if all the boys stand together and all the girls stand together.
  2. Find the number of different ways that 5 boys and 6 girls can stand in a row if no boy stands next to another boy.