Question

A student got 11 marks out of 50 in his first test . 20 marks out of 100 in second test and his second 50 marks and 100 marks test are going to come soon . what is the minimum no. of marks he needs to get in the tests to pass his semester.

Answer 1

marks in first 50=11
marks in first 100=20
marks too win this semester=50*2+100*2=100+200=300
                                            =300/2=150=11+20=30=150-30=120
120 marks to win the semester.