Please help solve this equation

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.

Which letters from the table represent like terms? a and b b and c a and d b and d

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work