What is the difference between rational and irrational numbers? give 2 examples of each.

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.

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys