Ola Cabs / Ani Technologies — charging extra and not any customer care number

Address:

Bangalore, Karnataka, 201301

At the time of booking charges displayed was 97 rs but after finishing ride they deducted 179 rs. Stating 100 rs as state tax. If i am travelling within noida from sector 126 to sector 93 b at 12:30 pm. What are these charges?

There is no customer complaint number or email id to reach to.
Existing numbers on internet is one which shows busy or unanswered on every ring.