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

### Instruction:
Alani earned $45 for 3 hours of baby-sitting. At the same rate, for how many hours would she need to baby-sit to earn $75?

### Response:
 Kiwango ni $45/masaa 3 = $<<45/3=15>>15/kwa saa.
Angehitaji kulea mtoto kwa $75/$15 = 5 masaa.