Directions (next six questions ) : what will come in place of question mark (?) in the given number series
17 9 10 16.5 35
17(×0.5+0.5)9(×1+1)10(×1.5+1.5)16.5(×2+2)35(×2.5+2.5)90
18 18.8 20.4 23.6 30
12 13 20 39 82
18,20,14,26,6
849,282,93,30,9
Mohan gave 25% of a certain amount of money to Ram. From the money Ram received, he spent 20% on buying books and 35% on buying a watch. After the mentioned expenses. Ram has INR 2700/- remaining. How much did Mohan have initially