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

### Instruction:
 迈克尔留了5个饼干给莎拉，而莎拉留了她9个纸杯蛋糕的三分之一给迈克尔。莎拉最后有多少个甜点？


### Response:
 莎拉留了她9个纸杯蛋糕的三分之一给迈克尔，所以她还剩下2/3 x 9 = <<9*2/3=6>>6个纸杯蛋糕。
迈克尔留了5个饼干给莎拉，莎拉加上她的6个纸杯蛋糕，一共有5 + 6 = <<5+6=11>>11个甜点。