Answer:
7 to 15
All the students are 30:
14 : 30
The simplest form is dividing the above sides , both, by 2 .
Answer:
Agricultural yields were about 2 tan (a unit of about 110 pounds or 50 kilograms) of grain per mu during the Song dynasty, compared with 1 tan during the early Han and 1.5 tan during the late Tang.
Explanation:
This is an opinion, you cant get it wrong try doing it yourself in your own words. Focus on what the question is asking of you and then do your best to answer accordingly.
