18%:20分之3=6.
问题描述:
18%:20分之3=6.
答
6.5分之X=x/6.5
x/6.5=1.2
x=1.2×6.5
x=7.8
18%:20分之3=6.
6.5分之X=x/6.5
x/6.5=1.2
x=1.2×6.5
x=7.8