in a science Olympiad, 5 marks are given for each correct answer and _ 2 for each incorrect answer. pankhuri answered all the questions and scored 26 marks, though she got 2 in correct answers. how many questions did she answer correctly?
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Answer:
6
Step-by-step explanation:
There was a total of 8 questions
Its said that she answered all questions
She got 2 incorrect answers, ie she loses 2×2 =4
She was awarded 26 , x- 4=26
therefore x=26+4=30
Each correct answer is awarded with 5
ie. 6×5=30
Hope it helps you
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