99. From a box containing 5 black marbles,8 pink marbles, 6 white marbles, and 5 yellow marbles, Kim removed 4 marbles,one of which was black.If she removes one more marble at random,what is the probability that it will be black?
a. 1/6
b. 4/21
c. 1/5
d. 5/21
e. 1/4
please answer and explain
1 answer
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