In a competitive examination, 1 mark is awarded for each correct answer while 1/2 mark is deducted for every wrong answer. Jayanti answered 120 questions and got 90 marks. How many questions did she answer correctly?

In a competitive examination, one mark is awarded for each correct answer while (1)/(2) mark is deducted for every wrong answer. Hemant attampted 120 questions and scored 90 marks. How many questions did she answer correctly?

In a competitive examination, one mark is awarded for every correct answer while (1)/(4) mark is deducted for every wrong answer. A student answered 100 questions and got 80 marks. How many questions did he answer correctly ? (Use Cramer's rule to solve the problem).

In an examination , one mark is awarded for every correct answer , while (1)/(4) mark is deducted for every worng answer . If a students gets 90 marks by answering 120 questions , then how many question did she answer correctly ?

Aprajita taught some children of slum areas for certain days. Then she organised a test for them in which she awarded one mark for each correct answer and deducted 1/2 mark for each wrong answer. A child answered 80 questions and got 68 marks. How many questions did he answer correctly?

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

There are 90 multiple choice questions in a test. Two marks are awarded for every correct answer and one mark is deducted for every wrong answer . If Sahana got 60 marks in the test while she answered all the questions, then how many questions did she answer correctly?