A box contains 30 electric bulbs out of which 8 are defective Four bulbs are chosen at random from t...........

Quantitative Aptitude ( CCS) Probability

A box contains 30 electric bulbs, out of which 8 are defective. Four bulbs are chosen at random from this box. Find the probability that at least one of them is defective?

432/783

574/783

209/784

334/784

छोटे Courses बड़े Results

Master Probability

Prepare through Micro-courses

Try Now

Explanation:

Answer & Explanation
Answer – 574/783
Explanation :
1 –²²C₄/³⁰C₄ = 1 – 209/783 = 574/783

By: Sandeep Dubey

Profile ResourcesReport error

Submit Error

Let's Discuss

Post Comment

Explore
Micro
Courses

Free
Video
Courses

Free
Test
Series

Free
PDF
Documents

Back to Main Page

A box contains 30 electric bulbs out of which 8 are defective Four bulbs are chosen at random from t...........

Try Now

Explanation:

Let's Discuss

Try Now

Search below