16. A small choir has a tenor singer, 3 soprano singers, a baritone singer, and a mezzo-soprano singer. If one of their names was randomly chosen, determine the probability that it was the name of the tenor singer or soprano singer.
A. 1/6      B.   1/3  
C. 1/2     D. 2/3  

17.  You roll a fair six-sided die twice. Find the probability that the first roll shows a five and the second roll shows a six.
A.   1/36  B.    1/30    C.    1/6.   D.    1/2
18.  There were 12 pink, 7 purple, and 9 yellow flowers in a vase. You randomly choose a flower from the vase to take home. Your friend randomly chooses another flower from the vase to take home. What is the probability that you choose a purple flower and your friend chooses a yellow flower?  
A. 1/15     B.  1/12  
C. 1/8         D.  1/7
19. What is the probability of picking a green and a black jelly beans from a bag of 2 green, 2 yellow, 4 black, and 4 red with replacement?
A. 8/132 or  2/33
B. 16/144 or  1/9
C. 8/144 or  1/18
D. 4/144 or  1/36

20. A basket contains five apples and seven peaches. You randomly select one piece of fruit and eat it. Then you randomly select another piece of fruit. Find the probability that the first piece of fruit is an apple and the second piece is a peach.
A.   25/156  B.  35/144        C.   35/132    D. 7/22