12.4=0.4n+9.24
Please explain how you got your answer by steps

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 expression is rational? 6. , square root two, square root 14, square root 49

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1