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

### Instruction:
 Jengo A lina sakafu 4, ambayo ni 9 chini ya Jengo B. Jengo C lina sakafu sita chini ya mara tano ya idadi ya sakafu za Jengo B. Jengo C lina sakafu ngapi?


### Response:
 Jengo A lina sakafu 4, Jengo B lina sakafu 4 + 9 = <<4+9=13>>13.
Jengo C lina sakafu 5 * 13 - 6 = <<5*13-6=61>>61.