I need help asap :):):)

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.