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

### Instruction:
 Elizabeth ana dola 20 na anataka kununua kalamu na penseli. Kila penseli inagharimu dola 1.60 na kila kalamu inagharimu dola 2. Anaweza kununua penseli ngapi kwa dola zake 20 ikiwa anataka kalamu 6?


### Response:
 Kalamu 6 inagharimu 6*2=<<6*2=12>>12 dola.
Elizabeth anabakiwa na 20-12=<<20-12=8>>8 dola za kununua penseli.
Elizabeth anaweza kununua 8/1.6=<<8/1.6=5>>5 penseli.