five people are bowling together. the ages of four of blowers are listed below 25 ,16,21,20. if the median age of the group is 25 which of the following could be the age of the 5th person?

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Identify the number as a rational or irrational. explain. 127