Search any question & find its solution
Question:
Answered & Verified by Expert
A bag contains 5 black and 3 white balls. Two balls are drawn at random one after the other without replacement. What is the probability that both are white?
Options:
Solution:
2537 Upvotes
Verified Answer
The correct answer is:
$\frac{3}{28}$
Total number of balls $=5+3=8$. Prob (both ball are white)
$=\frac{3}{8} \times \frac{2}{7}(\because$ No. of white ball $=3)$
$=\frac{3}{28}$
$=\frac{3}{8} \times \frac{2}{7}(\because$ No. of white ball $=3)$
$=\frac{3}{28}$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.