hi please help for my exam finish the code

Linstead County uses a very simple method of generating taxes from its citizens. anyone who earns over $5,000,000 per year, pays taxes according to the follwoing schedule

County tax 7% of gross

School tax of 21/2 % of the gross

Municipal taxes 3% OF THE GROSS

Assume that there is a method called calculateTax, shown by the method header. use this header and complete the method for finding the taxes for those whop are qualified by the schedule above (you can assume the following variables -county_tax, municipal_tax,school_tax already exists)

void calculateTax (double amount)

{

}