this kinda worked import java.io.; import java.util.; import java.text.; import java.math.; import java.util.regex.*;

public class Solution {

public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    int t = in.nextInt();
    for(int a0 = 0; a0 < t; a0++){
        int n = in.nextInt();
        int c = in.nextInt();
        int m = in.nextInt();

            int totalChoc = n / c;
        int totalWrappers = totalChoc;
        int freeChocs = 0;
        while (m <= totalWrappers) {
            int wrapperTogive=totalWrappers-(totalWrappers%m) ;

            freeChocs = totalWrappers / m;

            totalWrappers = (totalWrappers - wrapperTogive) + freeChocs;

            totalChoc=totalChoc + freeChocs;

        }

        System.out.println(totalChoc);

    }
}

}