Mahadiscom / Mseb / Msedcl — Amount issue

Address:

Airoli Navi Mumbai sec 9 diva gao Jai yogeshwari niwas room no. 1 ground floor near mankubai apt shamshan bhumi

My owner has handed over the bill of three months which is apr, may, june and the amount is 15 thousand how can 3month bill is this much i want you to look after it and do something about it my consumer no.[protected]