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

### Instruction:
 Sadie ana maswali ya hesabu 140 kwa wiki. Asilimia 40 ni maswali ya Algebra, na nusu ya maswali ya Algebra ni kutatua mifumo ya usawa. Sadie anapaswa kutatua maswali mangapi ya kutatua mifumo ya usawa?


### Response:
 Algebra: 140(.40) = 56 maswali
Mifumo ya Usawa: 56/2 = <<56/2=28>>28 maswali