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

### Instruction:
 Marcus ana mara tatu ya biskuti za jibini kama Mona. Nicholas ana biskuti 6 zaidi ya Mona. Ikiwa Marcus ana biskuti 27, Nicholas ana biskuti ngapi?


### Response:
 Mona ana biskuti 27 / 3 = <<27/3=9>>9 za jibini.
Nicholas ana biskuti 9 + 6 = <<9+6=15>>15 za jibini.