Hello Sangeeta,

Congratulation for your score in MAT and you can get admission through this score, Each Institute decides its MAT cutoff scores, on the basis of which it shortlists students for admission process.

B-schools accepting your MAT score of 510.70 are 

• Amity Business School, Noida (500)
• Alliance School of Business, Banglore (500)

You also Have to keep in mind that all MAT participating Institutes follow its individual
selection process. While some select students directly evaluating their MAT
result 2019, some conduct further rounds of selection. Following are the stages
of the final selection rounds-

• Group Discussion (GD)
• Personal Interview (PI)
• Written Ability Test (WAT)

hope this information will help you