CBSE Class 8 Answered
In a test, one mark is awarded for each correct answer and 0.5 mark is deducted for each incorrect answer. A student atempts all the questions in it. If the marks awarded for each correct answer and the marks deducted for each incoeeect answer are interchanged, then he would have got 90 marks less than what he actually got. Find the number of questions in the test.
Asked by Www.shreyraveshia2005 | 17 Jul, 2018, 05:00: PM
Expert Answer
Answered by Arun | 17 Jul, 2018, 06:20: PM
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