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

### Instruction:
 John ananunua vifaa vya masikioni ambavyo gharama yake ni $200. Ikiwa kodi ilikuwa 15%, alilipa kiasi gani baada ya kodi?


### Response:
 Kodi ilikuwa 200*.15=$<<200*.15=30>>30
Hivyo alilipa 200+30=$<<200+30=230>>230