Question

In a class test containing 8
questions , 2 marks are given
for every correct answer and
-1 for every incorrect answer
(a) Rita gets 5 correct answer
and 3 incorrect answers. What
is her score?​

Answer 1

Answer:

7 marks

Explanation:

I think so my answer is right

Answer 2

Let the correct answer be X and the incorrect answer be Y

and the un attempted question be 0

Then , 2X+(-1)Y

=2(5)-1×3

=10-3

=7