In a test +5 mark are given for every correct answer and -1 for incorrect answer. 1) Rohit answered all the question and scored 39 marks through he got 10 correct answers.
2) Joy also answered all the questions and scored (-14) marks though his 8 questions were correct
Find the questions incorrectly attempted by each of them?
Answers
Answered by
3
1)rohit answered 11 questions incorrect.
2)joy answered 26 question incorrect.
rohit155113:
find the decimal representation of -23by7
Answered by
7
Answer:
Step-by-step explanation:
Heya!!
1) If Rohit had 10 correct answers he would have scored 50 marks, but his marks is 39 which means he had 11 -ve marks.
Thus the number of questions incorrectly attempted by Rohit is : 11
2) If Joy got 8 correct answers he would have scored 40 marks, but his marks is -14 which means he had 54 -ve marks.
Thus the number of questions incorrectly attempted by Joy is : 54
Hope it helps!!
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