In a box , there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?
A. 1/3
B. 3/4
C. 7/19
D. 8/21
E. 9
সঠিক উত্তরঃ
A.
1/3
Explanation:
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