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(i-18%)/(20%-18%)=(20-20.24)/(19.58-20.24)
请列出一步一步计算的步骤,得出:i=18.73%(2分)
人气:408 ℃ 时间:2020-04-08 02:28:51
解答
(i-18%)/2% = -0.24/-0.66
i-18%=4/11乘以2/100
i=4/11乘以1/50 + 18%
=4/550 + 18%
=40/5500 + 990/5500
=1030/5500
=0.1872727
=18.73%
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