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

### Instruction:
 David anaswim mita 100 ya freestyle kwa sekunde 48. Anaswim mita 100 ya backstroke sekunde 4 polepole zaidi ya anavyoswim freestyle, anaswim mita 100 ya butterfly sekunde 3 polepole zaidi ya anavyoswim backstroke, na anaswim mita 100 ya breaststroke sekunde 2 polepole zaidi ya anavyoswim butterfly. Jumla ya muda, kwa sekunde, itachukua kwa ajili yake kuogelea matukio yote manne ya mita 100 (freestyle, backstroke, butterfly, na breaststroke) ni kiasi gani?


### Response:
 David anaswim mita 100 ya backstroke kwa sekunde 48+4=52.
Anaswim mita 100 ya butterfly kwa sekunde 52+3=55.
Anaswim mita 100 ya breaststroke kwa sekunde 55+2=57.
Jumla yake, itachukua David sekunde 48+52+55+57=212.