Question

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) Gurpreet attempts all questions but only 9 of her answers are correct. What is

her total score?

(ii) One of her friends also attempts all questions but gets only 5 answers correct.​

Answer 1

Step-by-step explanation:

(I) Marks of Gurpreet = 9 × 4 - 2 × 6 = 36 - 12 = 24 marks

(ii) marks of her friend = 5 × 4 - 2 × 10 = 20 - 20 = 0 marks