18个2/3除以两个0.4的积，结果是多少？'L9?'G,],R1y+n(W
算式：提示3N/};m0m8`3?'L9?'G,],R1y+n(W
答：结果是3B)R.f'o*I+y4K(y。'L9?'G,],R1y+n(W