用4000块砖砌成一面长10米,宽0.2米,高3米的墙,每一块砖的体积是多少立方米?
用4000块砖砌成一面长10米,宽0.2米,高3米的墙,每一块砖的体积是多少立方米?
数学人气:929 ℃时间:2020-02-03 23:36:56
优质解答
10×0.2×3÷4000=0.0015(立方米)
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