in a class test (+3) marks are given for every correct answer and (–2) Marks are given for every incorrect answer and no marks for not attempting any question. Radhika scored 20 Marks if she has Got 12 Correct Answers, How Many questions has she Attempted incorrectly?
Answers
Answered by
5
Answer:
Radhika scored 12×3=36 marks as 3 marks are for correct answer
final score of radhika is 20.
she got 16 marks negative as −2 marks are for incorrect answer
therefore she made 16/2 =8 incorrect answers.
Answered by
2
Answer:
8 incorrect answer
Step-by-step explanation:
correct answer +3 so if 12 answer correct then 12×3=36
so 36-20=16
incorrect answer=-2
16÷2=8
so your answer is 8
hope it helps you
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