The cost of dinner for four friends was $104.15. The friends decided to leave about 15% as a tip. How much did they decide to leave for a tip?

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.