What value of y satisfies the equation 3y/7+1/7=3/7

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

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

Solve this problem! extra ! 3025/5.5 = a/90.75