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

### Instruction:
 Tukidhani magari yote thelathini yenye magurudumu manne yanayoegeshwa katika eneo la maegesho yana matairi yao ya ziada, matairi mangapi yapo katika eneo la maegesho?


### Response:
 Kila gari lina matairi 4 + tairi moja ya ziada = <<4+1=5>>5 matairi
Ikiwa kuna magari 30 katika eneo la maegesho na kila moja lina matairi 5, basi jumla ya matairi ni 30 * 5 = <<30*5=150>>150 matairi.