A) \[\frac{7}{15}\]
B) \[\frac{2}{15}\]
C) \[\frac{3}{7}\]
D) \[\frac{2}{7}\]
Correct Answer: A
Solution :
(a) When you put the 7 balls with a gap between them in a row, you will have 8 spaces.You need to login to perform this action.
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