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

### Instruction:
Pat's stick is 30 inches long. He covers 7 inches of the stick in dirt. The portion that is not covered in dirt is half as long as Sarah’s stick. Jane’s stick is two feet shorter than Sarah’s stick. How many inches long is Jane’s stick?

### Response:
 Kipande cha Pat kina urefu wa 30-7 = <<30-7=23>>23 inchi.
Kipande cha Sarah kina urefu wa 23*2 = <<23*2=46>>46 inchi.
Kipande cha Jane kina urefu wa futi 2*12 = <<2*12=24>>24 chini ya kipande cha Sarah.
Kipande cha Jane kina urefu wa 46-24 = <<46-24=22>>22 inchi.