AMOUNT COMPENSATED FOR THE GREET:

1. MR. NILS ANDERS - INR 4500
2. MR. SUSONG - 4500*3 + 500 (3 ADULTS + 1 PORTER) = INR 14000

TOTAL AMOUNT TO COMPENSATE : 4500 + 14000 = INR 18500 

TOTAL AMOUNT FOR THIS SERVICE: 5 ADULTS + 1 PORTER (4500*5 + 500=INR 23000)

DIFFERENCE IN AMOUNT: 23000 - 18500 = INR 4500