某公司计划购进一批原料加工销售,已知该原料的进价为6.2万元/t,加工过程中原料的质量有20%的损耗,加工费m(万元)与原料的质量x(t)之间的关系为m=50+ 某公司计划购进一批原料加工销售,已知该原料的进价为6.2万元/t,加工过程中原料的质量有20%的损耗,加工费m(万元)与原料的质量x(t)之间的关系为m=50+0.2x,销售价y(万元/t)与原料的质 分类:小升初 题型:选择题 查看答案
The policeman caught hold of the thief and hit him ____the head. The policeman caught hold of the thief and hit him ____the head. 分类:小升初 题型:选择题 查看答案
Have you decided when_____? Yes, tomorrow morning. Have you decided when_____? Yes, tomorrow morning. 分类:小升初 题型:选择题 查看答案