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

### Instruction:
Zig wrote four times as many books as Flo. If Zig wrote 60 books, how many books did they write altogether?

### Response:
 Flo aliandika vitabu 60/4 = <<60/4=15>>15.
Pamoja, waliandika vitabu 60+15 = <<60+15=75>>75.