The rank depends on the no. of the candidates appeared for the exam, It is tough to tell you the exact but as per JEE Main 2018 with this score you can expect your rank around in between 18378 - 57131. You can also check JEE Main cutoff with the given below link.

https://engineering.careers360.com/articles/jee-main-cutoff

Good Luck!

Hey Amisha.

If you score around 140 marks in JEE mains, then your score according to previous year trends will be around the range of 18378 - 57131 You can use the link below to check the marks v Ranks analysis for previous years.

https://engineering.careers360.com/articles/jee-main-marks-vs-rank/amp

Best of luck!