Jo is going on for a 8- day holiday. Each day she can pick up either of the two water sports: kayaking or swimming or a land sports. She doesn’t select different combinations on consecutive days. But she wants to play all three activities at least once. How many different combinations are possible?
Answers
Answered by
1
Answer:
6533
Step-by-step explanation:
total possible selection is 3 power 8 as 3 sports and 8 days.
Restrictions are KK,SS,KS,SK should not come on 7 couplet days (1,2. or 2,3.......7,8)
so 7 couplets days are restricted for 4 types of schedules = 28
Answers is 3 power 8 - 28
=6561-28
=6533
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