Triangle s r q is shown. angle s r q is a right angle. an altitude is drawn from point r to point t on side s q to form a right angle. the length of s t is 9 and the length of t q is 16. the length of s r is x. what is the value of x? 12 units 15 units 20 units 24 units

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

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