Q. The probability that in a family of 5 members, exact 2 members have birthday on Sunday, is
A) $\frac{12 \times 5^{3}}{7^{5}}$
B) $\frac{10 \times 6^{2}}{7^{5}}$
C) $\frac{2}{5}$
D) $\frac{10 \times 6^{3}}{7^{5}}$
Explanation
The correct answer is Option D: $\frac{10 \times 6^{3}}{7^{5}}$.
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.