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

### Instruction:
Joey has 30 pages to read for history class tonight. He decided that he would take a break when he finished reading 70% of the pages assigned. How many pages must he read after he takes a break?

### Response:
 Joey atachukua mapumziko baada ya kurasa 30 * 0.7 = <<30*0.7=21>>21
Joey ana kurasa 30 - 21 = <<30-21=9>>9 za kusoma baada ya kuchukua mapumziko.