Question 12:
(a) Find the number of ways to arrange each word SAKU and SAKA if no repetition is allowed. Are the number of arrangement that formed are the same?
Explain. [3 marks]
(b) Two boats are used to cross a river with each boat only able to carry 7 passengers. There are 9 adults and 4 children passengers.
If the number of children are the same on both boats, find the number of ways that these 13 passengers can be carried by the two boats. [2 marks]
Solution:
(a)
(b)
![](http://spmaddmaths.blog.onlinetuition.com.my/wp-content/uploads/sites/3/2022/02/Picture7.png)
(a) Find the number of ways to arrange each word SAKU and SAKA if no repetition is allowed. Are the number of arrangement that formed are the same?
Explain. [3 marks]
(b) Two boats are used to cross a river with each boat only able to carry 7 passengers. There are 9 adults and 4 children passengers.
If the number of children are the same on both boats, find the number of ways that these 13 passengers can be carried by the two boats. [2 marks]
Solution:
(a)
(b)
![](http://spmaddmaths.blog.onlinetuition.com.my/wp-content/uploads/sites/3/2022/02/Picture7.png)