i have recently cleared my 10th n opting arts stream , so what is the minimum percentage i should have in+2 to do bca and mca......plzz help

at least 80% to get admission in the science stream ,however for bca/mca though science stream is not a must still to get C++ as a subject in class 11 am]nd 12 you need either the sc stream or comm with maths as schools generally offer c++ in thise sections only