In a test, one mark is awarded for each correct answer and 0.5 mark is deducted for each incorrect answer. A student attempted all the questions init. If the mark (s) awarded for each correct answer and the marks deducted for each incorrect answer are interchanged, he would have got 90 marks less than what he actually got. Find the number of questions in the test.

In a test (+5) marks are give for every correct answer and (-2) marks are given for every incorrect answer. Radhika answered all the questions and scored 30 marks though she got 10 correct answers.

In a test, 1 mark is awarded for each correct answer and one mark is deducted for each wrong answer. If a boy answer all 20 items of the test and gets 8 marks, the number of questions answered correct by him was

In a competitive exam, 3 marks are awarded for every correct answer and for every wrong answer, I mark will be deducted. Madhu scored 40 marks in this exam. Had 4 marks been awarded for each correct answer and 2 marks deducted for each incorrect answer, Madhu would have scored 50 marks. If Madhu has attempted all questions, how many questions were there in the test?

In a test, +3 marks are given for every correct answer and –1 mark are given for every incorrect answer. Sona attempted all the questions and scored +20 marks though she got 10 correct answers. How many questions were given in the test?

In a competitive exam, 3 marks are to be awarded for every correct answer and for every wrong answer, 1 mark will be deducted. Madhu scored 40 marks in this exam. Had 4 marks been awarded for each correct answer and 2 marks deducted for each incorrect answer, Madhu would have scored 50 marks. How many questions were three in the test?

Sneha scored 50 marks in a test, getting 3 marks for each right answer and losing 2 marks for each wrong answer. Had 5 marks been awarded for each correct answer and 4 marks been deducted for each incorrect answer, then Sneha would have scored 70 marks. How many questions werew there in the test?

In a test (+5) marks are give for every correct answer and (-2) marks are given for every incorrect answer. Jay also answered all the questions and scored and scored (-12) marks though he got 4 correct answers. How many incorrect answers had they attempted?