Vikas gave 3 examinations. The respective ratio of marks scored by him in the 3 examinations is 3 ∶ 5 ∶ 4. The respective ratio of maximum marks of the 3 examination is 8 ∶ 7 ∶ 9. If he scored 50 percent marks in total, then in how many examination has he scored marks more than 50 percent?
1
1
2
0
3
2
4
3