Correct option is C
Solution:
Mark obtains by Mohan in Physics = 300 × =240
Mark obtains by Mohan in Math = 300 × =180
Mark obtains by Mohan in Music = 100 × =70
Mark obtains by Mohan in Hindi = 100 × =95
Mark obtains by Mohan in Botany = 200 × =160
Total marks = 300 + 300 + 100 + 100 + 200 = 1000
Total marks obtain by Mohan = 240 + 180 + 70 + 95 + 160 = 745
Required percentage = ×100=74.5%




