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

### Instruction:
Dina has twice as many dolls as Ivy. 2/3 of Ivy's dolls are collectors editions. If Ivy has 20 collectors edition dolls, how many dolls does Dina have?

### Response:
 Ivy ana vikokotoo 20/2*3=<<20/2*3=30>>30.
Dina ana vikokotoo 2*30=<<2*30=60>>60.