Find the diameter of a circle with a circumference of 15.17 yards

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?