AP ICET 11 Sep 2020 Shift 1 Paper

16 men by working 5 hours a day can complete a work in 15 days. 20 men by working 3 hours a day could complete one fourth of that work in x days. If the working hours per day is fixed at 9 hours, and the number of men required to complete the remaining $\frac{3}{4}$ of the work in 14 days is y, then $\left(\mathit{x},\mathit{y}\right)$ =