Mahindra Two Wheelers — mileage problem

Address:

Warangal, Andhra Pradesh, 506101

I respect to mahindra gusto two wheeler md

I was purchased a bike of mahindra gusto 110 cc 2015 model
In past there is full tank of petrol but at home small function
After when i was i went to outside i poured a liter petrol it didn't reach upto 8 km and after i have got doubt and i poured a liter petrol at bunk there is a problem of mileage for my mahindra gusto i have poured rs 100 petrol it was runned upto 8 km per liter there showroom in our area which ot means mahabubabad please tell me solution for this problem...

Thanking you sir
Your's sincerely
B. Suman
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