Question

1. In a class test containing 15 questions, 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer. (i) Bharathi attempts all questions but only 9 answers are correct. What is her total score? (ii) One of her friends Hema attempts only 5 questions and all are correct. What will be her total score?​

Answer 1

Step-by-step explanation:

1. In a class test containing 15 questions, 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer. (i) Bharathi attempts all questions but only 9 answers are correct. What is her total score? (ii) One of her friends Hema attempts only 5 questions and all are correct. What will be her total score?

Answer 2

Answer:

All are correct. Total score = 4x - 2y = 4(5) - 2 (0) = 4(5)= 20 . Therefore, Bharathi score is 24 , Hema score is 20