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

### Instruction:
There are 1250 pairs of shoes in the warehouse. There are 540 pairs that are blue. The rest are either green or purple. The number of green shoes is equal to the number of purple shoes. How many pairs of purple shoes are in the warehouse?

### Response:
 1250 - 540 = <<1250-540=710>>710
710/2 = <<710/2=355>>355
Kuna jozi 355 za viatu vya rangi ya zambarau katika ghala.