Question 14
The Coco Company has a number of operational cars. The tax for the first car is 2000 dollars, the tax for second car is 5% more than the tax for the first car, the tax for third car is 10% more than the tax for the first car, and the tax for the other cars are 15% more than the tax for the first car. If the company pays a tax of 15500 dollars for all its cars. How many cars does the company have?