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

### Instruction:
 Kuna kalamu za rangi 48 katika sanduku. Kiley anachukua 1/4 yao. Joe anachukua nusu ya kalamu zilizobaki, kuna kalamu ngapi zilizobaki?


### Response:
 48/4 = <<48/4=12>>12 kalamu
48-12 = <<48-12=36>>36 kalamu
36/2 = <<36/2=18>>18 kalamu