Two trains leave the station at the same time, one heading east the other heading west. The eastbound train travels at 55 mph. The westbound train travels at 75 mph. How long will it take for the two trains to be 156 miles apart? Do not do any rounding.

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

Find the distance between (0,5) & (-4,2)

What type of symmetry does a rhombus have?