Comprehension Passage
Directions∶ In a toll plaza, there are heavy vehicles, medium vehicles as well as light vehicles that pass every day. Heavy vehicles need to pay Rs. 140, medium vehicles need to pay Rs. 100 and light vehicles need to pay Rs. 80 per vehicles as a toll tax.
Note: All the values above are multiples of 10 and 5 only.
The ratio of the collection of tax amount from the light vehicles in the year 2018 to medium vehicles in the year 2015 was 3 : 4 respectively. Then what was the total number of heavy vehicles that passed from the toll plaza in the year of 2015, if the total tax collection for year 2018 from the light vehicles was Rs. 1800000?
1
850000
2
21000
3
800000
4
830000
5
820000