=0.375*10*735-0.375*5730+16.2*62.5
=0.375*7350-0.375*5730+16.2*62.5
=0.375*(7350-5730)+1620*0.01*62.5
=0.375*1620+1620*0.625
=(0.375+0.625)*1620
=1*1620
=1620