(24/23+30/29+32/31)/(12/23+15/29+16/31) =
1个回答
(24/23+30/29+32/31)/(12/23+15/29+16/31)
=2*(12/23+15/29+16/31)/(12/23+15/29+16/31)
=2
相关问题
22 31 33 34 35 41 32 28 29 26 23 25 27 31 36 37 24 30 31 29
12 16 18 24 24 25 25 29 29 29 31 32 32的平均数 众数和中位数
23.24.25.26.27.28.29.30.31.横竖斜相同
已知一个样本:27,23,25,27,29,31,27,30,32,28,31,28,26,27,2928,24,26,
23+24+25+26+27+28+29+30+31用乘法算式列
简便方法计算1+2+3+4+---+29+30+21+22+23+---+30+31+32
简便方法计算,1+2+3+4+---29+30+21+22+23+---30+31+32
尺码:32(2.46尺) 33(2.54尺) 30(2.31尺) 31(2.39尺) 28(2.16尺) 29(2.23
29 34 26 31 37 30 31 29 28 40 36 32 30 27 33 32 37 31 35 30
40-39+38-37+36-35+34-33+32-31+30-29+28-27+26-25+24-23+22-21