Learn

QUESTION
Q
A bag contains 13 white and 7 black balls. Two balls are drawn at random what is the probability that they are of same...

Solution

Total possible outcomes = 20C2  Total favourable outcomes are drawing two white balls or drawing two black ball...

Register & Unlock access to Prep for free

Save & Analyse
your Practice

Learn, Practice &
Improve fast

Improve your
Accuracy

Track & Improve
Scores in all Topics

Session Time
Tracker

Review your
Performance

Insights on others
Performance

View Performance
Reports

Achieve your
Target

Flexible Learning &
Practice

Question Time
Tracker

Improve your
exam scores

Solution

.hez-title-solution{display: none;}

Keynote

#hez-keynote-title{display: none;}

Study the table and answer the following questions      

|||||||

An automobile dealer buys an old motorcycle marked at Rs.25000 with 20% and 5% off successively. He spends Rs.1000 on its repairs and sells…

||||||||||||

World Meteorological Day is celebrated on ________.

|||||||

0 Probability questions available for your Free Practice
0 Quantitative Ability questions available for your Free Practice
Practice 0 questions for Free
Scroll to Top