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

### Instruction:
 Grace ameanzisha biashara yake mwenyewe. Kila wiki, anatoza dola 300. Mteja wa Grace atamlipa kila baada ya wiki 2. Itachukua wiki ngapi kwa Grace kupata dola 1800?


### Response:
 Kila baada ya wiki 2, Grace atapata dola 300*2=<<300*2=600>>600.
Itachukua Grace vipindi 3 vya wiki 2 kupata kiasi anachotaka.
Itachukua Grace wiki 3*2=<<3*2=6>>6 jumla ya wiki.