Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Probability

Question:
The probability that a man can hit a target is \(\frac{3}{4}\). He tries \(5\) times. The probability that he will hit the target at least three times is
Options:
\(\frac{291}{364}\)
\(\frac{371}{464}\)
\(\frac{471}{502}\)
\(\frac{459}{512}\)
Correct Answer:
\(\frac{459}{512}\)
Explanation:
Use Binomial's theorem \(p=\frac{3}{4},q=\frac{1}{4},n=5\)