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

### Instruction:
 Kiwanda cha kalamu za rangi huzalisha rangi 4 za kalamu. Wanaweka kalamu 2 za kila rangi katika kila sanduku. Kiwanda huzalisha kalamu za kutosha kujaza masanduku 5 kwa saa. Kalamu ngapi kiwanda huzalisha katika masaa 4?


### Response:
 Kila sanduku lina kalamu 4 * 2 = <<4*2=8>>8.
Kwa saa moja, wanazalisha kalamu 8 * 5 = <<8*5=40>>40.
Katika masaa 4 wanazalisha kalamu 4 * 40 = <<4*40=160>>160.