Bajaj Auto — Platina 100cc bike no average & pickup

I purchased Bajaj platina 100cc bike fron Sai services wakadewadi, Shivaji Nagar, pune on 11 July 2022 it seems I got fualty bike no average & pickup, i already done 1st service but no average & pickup problem solve, i am getting only 56 km, no average many time complaint but no resolve, I be told that you will get in city 70 to 80km but i am getting only 56 km,