Perpendicular bisected through line ab 5,9 7,-2

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15