Hey Manjunath.

See the marks u ahve scored is not enough for u to get admissioned in the good colleges like NITs and IITs for pursuing ur higher studies. U can opt for other state colleges and private institutions which except the low score of GATE to take admission.

I m providing u a link of college predictor hope it may help u.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/gate-college-predictor&ved=2ahUKEwjtgsq38ovhAhWDiXAKHSqhDr8QjBAwAnoECAgQCg&usg=AOvVaw1xiFTORDwDEpBZmadY5ZwG

Ask if any query. Good luck