Question
In an examination, a pupil’s average marks were 63 per paper. If he had obtained 20 more marks for his Geography paper and 2 more marks for his History paper, his average per paper would have been 65, How many papers were there in the examination?
Answer: Option B
- Let the number of papers be x.
Then, 63x + 20 + 2 = 65x or 2x = 22 or x = 11
Was this answer helpful ?
- Let the number of papers be x.
Then, 63x + 20 + 2 = 65x or 2x = 22 or x = 11
Was this answer helpful ?
More Questions on This Topic :
Latest Videos
Latest Test Papers
Submit Solution