w LatentStyles DefLockedState false DefUnhideWhenUsed true DefSemiHidden true DefQFormat false DefP...........

Quantitative Aptitude ( CCS) Permutation & Combination

Liliana has a bag of marbles. The bag contains 18 black, 15 red, 11 blue, and 8 white marbles. Liliana randomly takes a red marble from the bag and leaves the marble on a table. What is the probability that she will next take a red or a white marble from the bag?

112/2601

2/17

11/26

छोटे Courses बड़े Results

Master Permutation & Combination

Prepare through Micro-courses

Try Now

Explanation:

Total of marbles at start = 18+15+11+8 or 52
then she takes 1 red marble out leaving 51 total marbles.
remaining red marbles = 14
remaining white marbles = 8
total red/white marbles left = 22
so she now has a probability of 22 out of 51 of taking a red or white marble next.