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

### Instruction:
 Fred ana mabulinge meupe 38, nusu ya idadi ya mabulinge ya kijani, na mengine ni ya buluu yenye giza. Ikiwa ana jumla ya mabulinge 63, mabulinge mangapi ni ya buluu yenye giza?


### Response:
 Fred ana mabulinge ya kijani 38/2 = <<38/2=19>>19.
Fred ana mabulinge ya buluu yenye giza 63-38-19 = <<63-38-19=6>>6.