Koel scored 49 marks in English, 37 marks in Science, 45 marks in Mathematics, 53 marks in Hindi and 55 marks in Social studies. The maximu…

Solution
Here the total subjects are 5 each subject has maximum 70 marks.
So total marks available are 70 × 5 = 350
Total marks of Koel is = 49 + 37 + 45 + 53 + 55 = 239
Percentage of Koel is = $\frac{239}{350}\times100$ = 68.28, which is equal to approximate 68 percent