What military techniques and strategies would the mongol army use when conquering somebody?

The Mongols could use either a massive army for battles or use smaller groups for ambushes (like guerilla warfare) as the need arose. Also, the Mongols were very well trained in the use of horses and bows. Also, from childhood the Mongols were taught to shoot and ride.

the percentage of students at the school need special diets is

c) 10 percent