RTO percentage , How to Calculate?

From Apr or May 24 Onwards TCS will give QVA and ome other components on basis of RTO Percentage....Do you know how it is going to calculate..IF YES is your answer please suggest in Comments..It will be helpful for all ..

1. Calculation only on Day Basis Working Day vs RTO Day
2. How TCS holiday will be considered
3. How leaves taken will be considered
4. Is office hours will also be considered
5. what if Day wise more then 85 percent but hours wise less then 85 ..which slab will be considered for QVA
6. only Base Location will be considered or Any location login will be considered?

Need to understand this ..