Question

012. In a class test 5 marks are given for every correct answers and (-2) marks are given to
every incorrect answer

Reema answered all the questions and scored 30 marks, if she gave wrong answers for 10
questions then how many correct answers had she attempted?

Answer 1

answer:

let the correct question she attempted be =x

then:

x-20=30

x=50

Answer 2

Answer:

10 answers had she attemped