2+ 5/6x=7/8 rewrite the equation below so that it does not have fractions.

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

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)