Mathematics, 28.04.2021 20:10 cardsqueen
In a class test (+ 5) 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)Rayan scored 30 marks. If she has got 10 correct answers, how many questions has she attempted incorrectly?
(ii)Riya scores 44 marks by attempting 13 questions. How many questions has he attempted correctly and how many has he attempted incorrectly?
Answers: 2
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In a class test (+ 5) marks are given for every correct answer and (–2) marks are given for every in...
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