In a test (+5) marks are given for every correct answer and (-1) marks are given for every incorrect answer
1. Rohit answered all the questions and scored 30
marks though he got 10 correct answers.
2. Joy also answered all the questions and scored
(-14) marks though his 8 questions were correct
Find the number of questions incorrectly attempted
by each one of them.
Answers
Answered by
2
Answer:
=(+5)*(-1)
=5
........
..
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