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

### Instruction:
The kindergartners each need to bring one mini tissue box to class for the school year.  There are three kindergartner groups with 9, 10, and 11 students respectively.  Each mini tissue box contains 40 tissues.  How many tissues do the kindergartner groups bring together?

### Response:
 Makundi ya watoto wa darasa la awali wanaletea pamoja kisanduku kidogo cha karatasi za choo 9+10+11=<<9+10+11=30>>30
Kila kisanduku kina karatasi 40, hivyo 30*40=<<30*40=1200>>1200 karatasi