in a class test contains 10 questions 2 marks are given for each correct answer and -1 marks for wrong answer Tushar scored 15 marks and attempted all questions but how many questions attempted correctly how many questions incorrectly
Answers
Given:-
Total marks scored by Tushar = 15
Each correct answer scores= 2 marks
Each incorrect answers scores = (-1) marks
Total number of Questions= 10
He attempted all the questions.
To find:-
How much questions did Tushar attempted correctly?
How much questions he attempted incorrectly?
Solution:-
Total Marks given for correct answer
=> 10 × 2
=> 20 marks
Marks deducted for incorrect answers= 10× (-1)
=> (-10) Marks
Questions Tushar attempted correctly= 20-10
=> 10
Questions Tushar attempted incorrectly=
Total number of Questions- Questions Tushar attempted correctly
=> 15-10
=> 5
Therefore, Tushar attempted 10 questions correctly and 5 questions incorrectly.
Answer:
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Step-by-step explanation:
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