Hey there

You have not mentioned which board 10th or 12th. Please mention Your that so that we can help you specifically.

Good luck

70% in your board exams is not a bad score. It is a good score and you are eligible to take admission in many courses. If you are a science student you can opt for engineering or medicine or basic science. If you are a commerce student you can pursue CA as your career. There are lot more careers available. Click on the below link to know more

https://school.careers360.com/articles/courses-after-12th