In a class test containing 15 questions, (+5) marks are given for every correct answer and (-2) marks are given for every incorrect answer. Deepak attempted all questions but only 9 of his answers are correct. What is his total score
Answers
Answered by
8
Answer:
Total questions = 15
Marks for correct answer = +4
Marks for incorrect answer = -2
Number of correct answer 9
Marks for correct answer 4x9
36
Number of incorrect answers
Total questions
No. of correct answer
= 15 -9
6
Answered by
8
Answer:
Step-by-step explanation:
no. of correct answers = 9
no. of incorrect answers = 15- 9 = 6
marks obtained by correct answers = 9 times 4 = 45
marks obtained by incorrect answers = 6 times -2 = -12
total score = 45 + -12 = 33
Similar questions