Question pretext
Now imagine the company were to offer a new septic tank system that you could install. The system would be clean and would not smell, or easily clog. The system would not often need to be emptied, and when needed, cleaning would be simple and low cost.
Literal question
Would your household want to have this system if it were to cost [2400, 3200, 4000, 4800, 5600, 6400, 7200] Somoni?