Below is an instruction that describes a task. Write a response that appropriately completes the request in English. Please answer in English.

### Instruction:
Elmo has 3 times as many books as his sister, Laura. Laura has twice as many books as her brother, Stu. If Elmo has 24 books, how many books does Stu have?

### Response:
Laura has 24/3=<<24/3=8>>8 books.
Stu has 8/2=<<8/2=4>>4 books.
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