Home Heating Repair Stewart's home is heated by hot water circulating in pipes. Recently, the system developed a small leak. It loses 17 milliliters every 20 minutes. Use this complex fraction to find the change of the amount of water in the system per minute.
-12 milliliters
20 minutes
The change is milliliter(s) per minute.
(Simplify your answer. Type an integer, fraction, or mixed number.)

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?