来自马艳萍的问题
【翻译一道英文出的数学题Phillipcharged$400worthofgoodsonhiscreditcard.Onhisfirstbill,hewasnotchargedanyinterest,andhemadeapaymentof$20.Hethenchargedanother$18worthofgoods.Onhissecondbillamonthlater,h】
翻译一道英文出的数学题
Phillipcharged$400worthofgoodsonhiscreditcard.Onhisfirstbill,hewasnotchargedanyinterest,andhemadeapaymentof$20.Hethenchargedanother$18worthofgoods.Onhissecondbillamonthlater,hewascharged2%interestonhisentireunpaidbalance.HowmuchinterestwasPhillipchargedonhissecondbill?
A.$8.76
B.$7.96
C.$7.60
D.$7.24
E.$6.63
1回答
2020-04-24 23:36