31 candidates appeared for an examination, 15 candidates passed in Mathematics, 15 candidates passed in physics, 20 candidates passed in Chemistry 3 candidates passed only in Mathematics, 4 candidates passed only in Physics, 7 candidates passed only in Chemistry. 2 candidates passed in all the three subjects. How many candidates passed only in two subjects ?
31 candidates appeared for an examination, 15 candidates passed in Mathematics
31 candidates appeared for an examination, 15 candidates passed in Mathematics, 15 candidates passed in physics, 20 candidates passed in Chemistry 3 candidates passed only in Mathematics, 4 candidates passed only in Physics, 7 candidates passed only in Chemistry. 2 candidates passed in all the three subjects. How many candidates passed only in two subjects ?
0 Comments