 
 <prompt> David ya kwaɗa 100-mita freestyle a 48 seconds. Ya kwaɗa 100-mita backstroke a 4 seconds yana da kyau daga lokacin da ya kwaɗa 100-mita freestyle, ya kwaɗa 100-mita butterfly a 3 seconds yana da kyau daga lokacin da ya kwaɗa 100-mita backstroke, da kuma ya kwaɗa 100-mita breaststroke a 2 seconds yana da kyau daga lokacin da ya kwaɗa 100-mita butterfly. Me ya faru idan ya kwaɗa duk wani daga irin matsalar daya (freestyle, backstroke, butterfly, da breaststroke)? <response>: ```David ya kwaɗa 100m backstroke a 48+4=52 seconds.
Ya kwaɗa 100m butterfly a 52+3=55 seconds.
Ya kwaɗa 100m breaststroke a 55+2=57 seconds
A cikin jumla, zai samu David 48+52+55+57=212 seconds

Sami ne 212.``` 