Question

. There is a rule in evaluating a test paper- 3 marks is awarded for the right answer to each question and 2 marks is deducted for its wrong answer. Out of 60 questions in the
test paper, if the answers given by a candidate for 42 questions are correct and that for 18 questions are wrong, evaluate the marks obtained by the candidate.​

Answer 1

Answer:

90

Step-by-step explanation:

marks for correct answer = 42*3=126

marks for wrong answer = (18*-2)= -36

therefore,total marks = 126+(-36)

                                  =90

please choose my answer as brainliest

Answer 2

Answer:

let the no.of correct answers be x then,

x+(-2X18)=42

x+(-36)=42

x-36=42

x=42+36

x=78

hence marks obtained =78

hope it helps and plz mark as brainliest!!