+5000times 3.25% times 2=-|||-div 25% =-|||--500times 20% =-|||-+3500times 2.25% times 3=-|||-div 40% =-|||--1700times 5% =-|||-+4000times 3.5% times 3=-|||-div 1% =-|||--1200times 15% =-|||-+4200times 5.5% times 5=-|||-div 2% =-|||--1600times 20% =-|||-+2500times 2.75% times 3=-|||-div 50% =-|||-(3500-800)times 20% =-|||-+3000times 3.25% times 5=-|||-div 5% =-|||-(7200-6000)times 50% =-|||-+4500times 4.75% times 5=-|||-div 3% =-|||-(5500-800)times 25% =-|||-+1500times 5% times 5=-|||-div 5% =-|||-(4500-800)times 30% =-|||-+7500times 5.5% times 7=-|||-div 6% =-|||-(3800-1200)times 15% =-|||-+6000times 4.5% times 5=-|||-div 30% =-|||-(2700-1300)times 5% =-|||-+5500times 3.95% times 4=-|||-div 60% =-|||-(4900-3500)times 3% =