Question : In an examination, the average marks of a student per paper were 71. If he had obtained 35 more marks in sciences; 11 more marks in history and 4 more marks in computer science, his average marks per paper would have been 76. How many papers were there in the examination?
Option 1: 10
Option 2: 12
Option 3: 18
Option 4: 15
Latest: SSC CGL preparation tips to crack the exam
Don't Miss: SSC CGL complete guide
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: 10
Solution : Average marks of a student per paper = 71 Let $n$ be the number of papers. Total marks scored = $71n$ New average = 76 New total = $76n$ ⇒ $71n + 35 + 11 + 4 = 76n$ ⇒ $5n = 50$ ⇒ $n = 10$ Hence, the correct answer is 10.
Candidates can download this ebook to know all about SSC CGL.
Answer Key | Eligibility | Application | Selection Process | Preparation Tips | Result | Admit Card
Question : In an examination, the average marks obtained by John in English, Maths, Hindi and Drawing were 50. His average marks in Maths, Science, Social Studies and Craft were 70. If the average marks in all seven subjects are 58, his score in Maths is:
Question : In an examination, the average marks obtained by John in English, Math, Hindi, and Drawing were 50. His average marks in Math, Science, Social Studies, and Craft were 70. If the average marks in all seven subjects are 58, his score in math is ________.
Question : In an examination of 7 papers of 100 marks each, there were 3 Mathematics papers, 2 English papers, and 2 Hindi papers. D gets average marks of 45, 55, and 60 in Mathematics, English, and Hindi, respectively. What are the average marks per paper?
Question : In an examination, a candidate had to sit for three papers, A, B, and C. The candidate secured 75% marks in Paper A, 80% marks in Paper B, and 60% marks in Paper C. If the weightage assigned to Papers A, B, and C were 40%, 50%, and 10%,
Question : The average mark obtained by Saloni in four papers was 51, and in the fifth paper, she got 56 marks. Find her new average in all five papers.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile