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.
(i) Radhika scored 20 marks. If she has got 12
correct answers, how many questions has she
attempted incorrectly.
(ii) mohini scored -5 marks in this test, through she has got 7 correct answer. how many question has she attempted incorrectly.
Answers
Answered by
1
Answer:
she answered 7 incorrect answers
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