There are `30` questions in a multiple-choice test. A student gets `1` mark for each unattempted question, `0` mark for each wrong answer and `4` marks for each correct answer.A student answered `x` questions correctly and scored `60`.Then the number of possible value of `x` is

In an examination, a student scores 4 marks for every correct answer and losses 1 mark for every wrong answer. A student attempted all the 200 questions and scored 200 marks. Find the number of questions, he answered correctly.

A test has 150 questions. A candidate gets 2 marks for each correct answer and loses 1 mark for each wrong answer and loses (1)/(2) mark for leaving the question unattempted. A student score 165 marks. If the student left 18 questions unattempted, find the number of questions he marked wrong.

A question paper has 20 questions, the answer to each of which is either true or false. A student scores 3 marks for every correct answer and loses 2 marks for every incorrect answer. If a student scores 25 marks, find the number of questions he answered correctly and the questions he answered incorrectly.

In an examination,a student scores 4 marks for every correct answer and loses 1 mark for every incorrect answer.If he attempts all 75 questions and secures 125 marks,what are the number of questions he attempted correctly?

A student gets 4 marks for a correct answer and 1 mark is deducted for a wrong answer. If she has done 80 questions at all and she has gotten only 240 marks. The correct answers she has attempted is :

Yash scored 40 marks in a test,getting 3 marks for each right answer and losing 1 mark for each wrong answer.Had 4 marks been awarded for each correct answer and 2 marks been deducted for each incorrect answer,then Yash would have scored 50marks.How many questions were there in the test?

Form the pair of linear equations In the following problems and find their solutions (if they exist) by any algebraic method. :- Yash scored 40 marks in a test, getting 3 marks for each right answer and losing 1 mark for each wrong answer. Had 4 marks been awarded for each correct answer and 2 marks been deducted for each incorrect answer, then Yash would have scored 50 marks. How many questions were there in the test ?