import java.util.Scanner;
public class PizzaForces {
 
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc=new Scanner(System.in);
		
		int a=sc.nextInt();
		int count6=0;
		int count8=0;
		int count10=0;
		int count68=0;
		int count810=0;
		int count610=0;
		int count6810=0;
		
		for(int i=0;i<a;i++)
		{
			long pizza=sc.nextLong();
			long temp=pizza;
			while(pizza!=0)
			{
				pizza=pizza-6;
				count6=count6+15;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-8;
				count8=count8+20;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-10;
				count10=count10+25;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-14;
				count68=count68+35;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-16;
				count610=count610+40;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-18;
				count810=count810+45;
			}
			pizza=temp;
			while(pizza!=0)
			{
				pizza=pizza-24;
				count6810=count6810+60;
			}
			
			double res=Math.min(count610, Math.min(count810, Math.min(count68, Math.min(count10, Math.min(count8, Math.min(count6, count6810))))));
			int value = (int)Math.round(res);
			System.out.println(value);
			
		}
	
 
	}
 
}