Question

4. In a competitive examination, (+4) marks are given for every correct answer, (-2) marks are given for every incorrect answer and 0 marks for not attempting the question​

Answer 1

Answer:

14

Step-by-step explanation:

Ruchi had given 12 correct answer

So, 12 × 4 = 48

Now, she had got in total 20 marks.

∴ 48 - 20 = 28

28 ÷ 2 = 14 (ans)

Hope this helped you...pls mark my answer as the brainliest one...