Q. Seven white balls and three black balls are randomly placed in a row. The probability that no two black balls are placed adjacently, equals
A) $\frac{1}{2}$
B) $\frac{7}{15}$
C) $\frac{2}{15}$
D) $\frac{1}{13}$
Explanation
The correct answer is Option B: $\frac{7}{15}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.