科技小组用500粒小麦种子进行发芽试验,结果20粒没发芽.发芽率是( )
A. 250%
B. 3.85%
C. 96%
D. 4%
人气:241 ℃ 时间:2019-08-18 06:32:47
解答
×100%=96%;
答:发芽率是96%;
故选:C.
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