Aturtle is 20 5/6 inches below the surface of a pond. it dives to a depth of 32 1/4 inches. what is the change in the turtle’s position? write your answer as a mixed number.

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Which of the following expressions is equal to 2x^2+8

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