The speed of light is ×2.998108/ms . how long does it take light to travel 10.cm ? set the math up. but don't do any of it. just leave your answer as a math expression. also, be sure your answer includes all the correct unit symbols.

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Solve the system of equations y= 3/2 - 1, -x+ y =-3

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