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

### Instruction:
Darla has 6 books in her locker.  Katie has half as many books as Darla, and Gary has 5 times the number of books that Darla and Katie have combined.  How many books do the three have total?

### Response:
Katie has 6/2= <<6/2=3>>3 books.
Darla and Katie have 6+3= <<6+3=9>>9 books.
Gary has 5*9=<<5*9=45>>45 books.
The three have 9+45=<<9+45=54>>54 books total.
#### 54