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 60 dolls. She has twice as many dolls as Ivy. 2/3 of Ivy's dolls are collectors editions. How many collectors edition dolls does Ivy have?

### Response:
 Ivy ana maburudani 60/2=<<60/2=30>>30.
Ivy ana maburudani ya toleo la wakusanyaji 30/3*2=<<30/3*2=20>>20.