Jessica's family goes to Applebee's for dinner. The bill is $56.00. Jessica wants to give a 15% tip. How much tip is Jessica going to give to the waitress? Make sure to write your answer how money should be written to get the full credit.

The sum of two numbers is 86, and their difference is 20. find the two numbers

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.