if ((quantity>=25) && (quantity<=50) && (choice=='y') || (choice=='Y')) //don"t execute as expected when Y is input//
            {
                cost = quantity * 320 + MOULD; //MOULD is a constant, if the user input 'y' or 'Y' for yes, $3500 is added to cost
                discount = 0.0; // Discount is only given when quantity is over 50
                GCT = 0.165 * cost;
                total = cost + GCT;
                test= test+1; //Am printing a report a the end of the case so i use this to track is any conditions were met
            }

        if ((quantity>50) && (choice=='y') || (choice=='Y'))
        {
            cost = quantity * 320 + MOULD;
            discount = cost * 0.05;
            Dis_Prize = cost - discount;
            GCT = 0.165 * Dis_Prize;
            total = Dis_Prize + GCT;
            test= test+1;
        }
        if ((quantity>=25) && (quantity<=50) && (choice=='n') || (choice=='N'))
        {
            cost = quantity * 320;
            discount = 0.0;
            GCT = 0.165 * cost;
            total = cost + GCT;
            test= test+1;
        }
        if((quantity>50) && (choice=='n') || (choice=='N'))
        {
            cost = quantity * 320;
            discount = cost * 0.05;
            Dis_Prize = cost - discount;
            GCT = 0.165 * Dis_Prize;
            total = Dis_Prize + GCT;
            test= test+1;
        }
        if ((choice!='y') && (choice!='Y') && (choice!='n') && (choice!='N'))
        {
            printf("THE OPTIONS FOR DESIGN IS EITHER YES(Y) OR NO (N)n");
            test = 0;
        }
        if (quantity < 25)
            {
            printf("YOU ARE NOT ALLOWED TO ORDER LESS THAN 25 SHIRTSn");
            test = 0;
            }
        break;