Question

In a class test containing 20 questions :

5 marks are given for every correct answer and (-2) marks for every incorrect

answer .

i) John attempts all questions but only 10 questions he answers correctly.

What is his score?​

Answer 1

Answer:

30

Step-by-step explanation:

As john attempt 10 question correct

5×10=50

and for incorrect

-2×10= -20

and total score

50-20=30..