单项选择题
A.(125600-22500-12000)╳10%-2520=6590元B.(125600-60000-22500-12000)╳10%-2520=590元C.(125600-22500-12000╳50%)╳10%-2520=7190元D.(125600-60000-22500-12000╳50%)╳10%-2520=1190元
A.30000×20%=6000元B.(30000-400)×20%=5920元C.30000×(1-20%)×20%=4800元D.(30000-400)×(1-20%)×20%=4736元
A.42900元B.45500元C.48100元D.100100