In a test +5 marks are given for every correct answer and -2 for incorrect. Ajay answered all questions and got marks -12 though he got 4 correct answers. how many incorrect did he attempted.
share with proper explaination with out including X
thx
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Answered by
1
Answer:
16
Step-by-step explanation:
Let the no. of incorrect questions be x.
A.T.Q.
5 × 4 + (-2) × x = -12
20 - 2x = -12
- 2x = -32
x = 16
Plz mark me as the brainliast.
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