Hello,

Yes, indeed of course you can apply for jee mains exam if your percentage in 12 is above 65%.

Eligibility criteria for jee 2022 is as follows:

• Any student who has passed the 12th class or its equivalent exam in the year 2020, 2021, or appearing in 2022 can apply for the entrance exam.
• Students can appear in the JEE Main exam for three consecutive years. The entrance test will be conducted four times a year.
• For JEE Main Paper 1 (B.Tech)- Physics and Maths as compulsory subjects and any one subject among Chemistry,Biology or Technical Vocational Subject.

https://engineering.careers360.com/articles/jee-main-eligibility-criteria

Hope this helps!!!