Hello sir,

99.68 is a good percentile and she has good chances of securing a seat in good NIT.It will be good if she start her preparation for JEE advanced.There will be good chances if a candidate secure more than 85 percentile as she secured more than that she is now qualified to appear for JEE advanced.However, she can appear for JEE main April session if she wants but the best of two will be considered for admission.