If i was in the hospital room 1,287 floor 77 how many rooms are in each floor

The system of equations graphed below has how many solutions?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

What is the ratio fraction form of 25: 9