A shopkeeper bought 2000 ball pens at the rate of 1.25 Rs each. He spends 'y'% of the total cost on the packaging and marks the final cost up by '4y'%. If he gives 10% discount to the customer and the overall profit earned by the shopkeeper is (y + 3)% then find the total selling price of all pens?
1
2677.5 Rs.
2
2729.5 Rs.
3
2782 Rs.
4
2835 Rs.
5
2888.5 Rs.