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

### Instruction:
 Rachel alipata $200 kwa kulea mtoto. Alitumia 1/4 ya pesa hizo kwa chakula cha mchana. Alitumia 1/2 ya pesa hizo kwa DVD. Rachel alikuwa na pesa ngapi zilizosalia?


### Response:
 Rachel alitumia 1/4*200 = $<<200*1/4=50>>50 kwa chakula cha mchana.
Rachel alitumia 1/2*200 = $<<200*1/2=100>>100 kwa DVD.
Rachel alikuwa na 200-100-50 = $<<200-100-50=50>>50 zilizosalia.