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

### Instruction:
Randolph is 5 years older than Sydney. Sydney is twice as old as Sherry. If Sherry is 25, how old is Randolph?

### Response:
Sydney is 25*2 = <<25*2=50>>50 years old
Randolph is 50+5 = <<50+5=55>>55 years old
#### 55