Yes, the 64% B.Tech aggregate students are eligible for jobs in MNC. But some time the eligibility conditions are vary from the company to company it may be more then 65% marks, and some times the marks requirements are also different from post to post.

The Basic requirements for the MNCs are as following:

Eligibility:
The applicant should have minimum 60% marks in the throughout the career. Following skills are also required:

Soft skills
Communication Skills
Aptitude solving ability
Professionalism
Logical thinking ability
body language
Extra circular activity and etc..

You can apply in following MNCs, for the jobs:
Microsoft,
Nokia,
Toyota,
Intel,
Coca-Cola,
Sony,
IBM,
General Electric,
Nike,
Citigroup,
Accenture ,
Wipro ,
Satyam ,
IBM ,
Cognezent ,
Infosys ,
Reliance,
TCS,
HCL,
Deloitte,
BHEL , etc ,.