1 votes 1 votes Amit appears for exam and score of 75 marks per paper.If he had obtained 15 more marks in maths paper and 10 marks in science then his average marks would have been 80 out of 100.For how many paper Amit appears? Pooja Palod asked Dec 11, 2015 Pooja Palod 1.8k points 711 views answer comment Share See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes 15 + 10 = 25 amounts to 5 mark increase in average. So, number of papers must be 25/5 = 5. Arjun answered Dec 11, 2015 • selected Dec 11, 2015 by Pooja Palod Arjun 8.6k points comment Share See all 0 reply Please log in or register to add a comment.