Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class

Ex 1.2

Ex 1.2, 1

Ex 1.2, 2 (a) Important

Ex 1.2, 2 (b)

Ex 1.2, 3 (i)

Ex 1.2, 3 (ii) Important

Ex 1.2, 4

Question 1 5 (a) Deleted for CBSE Board 2024 Exams

Question 1 5 (b) Important Deleted for CBSE Board 2024 Exams

Question 1 5 (c) Deleted for CBSE Board 2024 Exams

Question 1 5 (d) Important Deleted for CBSE Board 2024 Exams

Question 1 5 (e) Important Deleted for CBSE Board 2024 Exams

Question 1 5 (f) Deleted for CBSE Board 2024 Exams

Question 1 5 (g) Important Deleted for CBSE Board 2024 Exams

Question 1 5 (h) Deleted for CBSE Board 2024 Exams

Question 2 Deleted for CBSE Board 2024 Exams

Question 3 Important Deleted for CBSE Board 2024 Exams You are here

Question 4 Important Deleted for CBSE Board 2024 Exams

Question 5 Deleted for CBSE Board 2024 Exams

Chapter 1 Class 7 Integers

Serial order wise

Last updated at May 29, 2023 by Teachoo

Question 3 In a class test containing 10 questions, 5 marks are awarded for every correct answer and ( 2) marks are awarded for every incorrect answer and 0 for questions not attempted. (i) Mohan gets four correct and six incorrect answers. What is his score? Total questions = 10 Marks for correct answer = +5 Marks for incorrect answer = 2 Marks for no attempt = 0 Marks for 4 correct answers = 4 5 = 20 Marks for 6 incorrect answers = 6 ( 2) = 12 Therefore, Total marks = 20 + ( 12) = 20 12 = 8 Question 3 In a class test containing 10 questions, 5 marks are awarded for every correct answer and ( 2) marks are awarded for every incorrect answer and 0 for questions not attempted. (ii) Reshma gets five correct answers and five incorrect answers, what is her score? Marks for 5 correct answers = 5 5 = 25 Marks for 5 incorrect answers = 5 ( 2) = 10 Therefore, Total marks = 25 + ( 10) = 25 10 = 15 Question 3 In a class test containing 10 questions, 5 marks are awarded for every correct answer and ( 2) marks are awarded for every incorrect answer and 0 for questions not attempted. (iii) Heena gets two correct and five incorrect answers out of seven questions she attempts. What is her score? Marks for 2 correct answers = 2 5 Marks for 5 incorrect answers = 5 ( 2) Marks for 3 no attempts = 3 0 Total marks = 10 + ( 10) + 0 = 10 10 + 0 = 0