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

### Instruction:
 Trey ana kasa za kobe mara 7 ya Kris. Kris ana kasa za kobe 1/4 ya Kristen. Trey ana kasa za kobe ngapi zaidi ya Kristen, ikiwa Kristen ana kasa za kobe 12?


### Response:
 Kris ana kasa za kobe 12/4 = <<12/4=3>>3.
Trey ana kasa za kobe 3*7 = <<3*7=21>>21.
Trey ana kasa za kobe 21-12 = <<21-12=9>>9 zaidi ya Kristen.