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

### Instruction:
Every week of last month Paul tried out a new cake recipe.  The first week, he followed a cake recipe that called for 24 cups of sugar. Each week after that, he reduced the amount of sugar by half. How much sugar did he use for the cake on the fourth week?

### Response:
 Wiki ya pili, Paul alipunguza sukari ya wiki ya kwanza kwa nusu, hivyo aliitumia vikombe 24/2 = <<24/2=12>>12
Wiki ya tatu, alitumia vikombe 12/2 = <<12/2=6>>6
Wiki ya nne, alitumia vikombe 6/2 = <<6/2=3>>3