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

### Instruction:
 Erica在一个馅饼自助餐厅点了甜点，所有的馅饼都是一样大小的。她拿了1/5个苹果馅饼和3/4个樱桃馅饼。Erica拿了整个馅饼的几分之几，用百分数表示？


### Response:
 首先通过将每种馅饼的切片数量相加找到Erica拿的馅饼的总数量：1/5个馅饼 + 3/4个馅饼 = 4/20个馅饼 + 15/20个馅饼 = 19/20个馅饼。
然后通过将该分数乘以100%将答案表示为百分数：19/20个馅饼 * 100% = 95%。