Question

Diya appared in a competitive exam consisting of 100 questions in which 3 marks are given for each correct answers, 1 mark is deducted for each incorrect answers and 0 mars are awarded for the unattainable questions. Find Diyas score if she left 16 unattended questions and got 70 and 14 incorrect answers. ??

Answer 1

given
number of questions = 100
marks for correct response = 3 marks 
marks for wrong response = -1

given condition is 

given number of questions got corrected is 70 
given number of questions left unattainable is 16 
given number of questions got wrong is 14

therefore 
=70[3]+14[-1]
=210-14
=196

therefore she scored 196 marks