Question

in the competition 5 marks are given for every correct answer and -2 for every incorrect answer karan got 4 correct answer if he scored -12 marks in the competition how many question he answered correctly?? step by step write the answer

Answer 1

Answer:

$\huge\mathfrak\red{solution}$

Correct option is

B

10

No. of correct answers =10

Marks obtained =10×5=50

But Anjali got =30 marks

Incorrect marks =50−30=20 marks

No. of incorrect answers =

2

20

=10