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

### Instruction:
Ivy drinks 2.5 liters of water each day. How many bottles of 2-liter water should Ivy buy for her 4 days consumption?

### Response:
 Kwa siku 4, Ivy anatumia lita 2.5 x 4 = <<2.5*4=10>>10 za maji.
Hivyo, Ivy anapaswa kununua chupa 10/2 = <<10/2=5>>5 za maji ya lita 2.