Frank had 7b baseball cards and his brother had b baseball cards. they combined their cards, and then gave away 2b cards. the expression below shows how many they have left. 7b + b - 2b which of the following expressions could be used to get the same results? a. 8b - 3b b. 8b - 2 c. 6b d. 6 - b

Why do interests rates on loans to be lower in a weak economy than in a strong one

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

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).