Q. Anil scored 55 marks in Maths test receiving 3 marks for each correct answer amd losing 1 mark for each wrong answer. Had 4 marks been awarded for each correct answer amd 2 marks deducted for wrong answer,the anil would have got 70 marks. The number of the questions in the Maths test are ?

1. 15
2. 10
3. 25
4. 20