The marks obtained by a student of class XI in the first and second terminal examinations are 62 and 48 - Maths - Number System

Question

The marks obtained by a student of class XI in the first and second
terminal examinations are 62 and 48 respectively Find the number of
minimum marks
he should get in the annual examination to have an average of at
least 60 marks?

Brijendra P. · Accepted Answer

Marks obtained in first term exam= 62Marks obtained in  second term exam= 48Let Marks obtained infinal/annual exam= xAverage marks = 60 So 62+48+x3=6062+48+x=3×60=180x = 180-62-48=180-110=70

The marks obtained by a student of class XI in the first and second terminal examinations are 62 and 48 respectively. Find the number of minimum markshe should get in the annual examination to have an average of at least 60 marks?

The marks obtained by a student of class XI in the first and second terminal examinations are 62 and 48 respectively. Find the number of minimum marks
he should get in the annual examination to have an average of at least 60 marks?