If the circumference is 308cm what is the diameter and radius

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?

Shirley spelled 12 of her 15 spelling words correctly on the test. what percentage did shirley get on the test?

At the county fair, animals are judged for the quality of their breeding and health. the animal pens are arranged in an array, with one animal in each pen. a barn can hold at most 10 rows of pens and at most 6 pens in each row, with room for people to walk around them. what different ways can the planners of the county fair arrange the pens for the horses and cows in the same barn?