I am now in 12th class, the JEE Mains will conduct twice in 2019 can i give both the exams of JEEMains
So yes you are eligible for giving the both the exams are conducted by the JEE mains organisation if you didn't get the appropriate number in the first exam then you can opt for the second exam that is going to be conducted in April so the best out of the two will be going to be selected as your final result so all the best for your future.
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You can give both the exams