Question

A bag contains 7 black balls, 6 white balls and 7 blue balls. Without looking a ball is drawn at random from the bag . Find the probability of getting a black ball , getting a white or a blue ball , not getting a blue ball

Answer 1

Answer:

Probability of taking out black balls= 7/20

Probability of taking out white or blue ball=13/ 20

Answer 2

Answer:

Please mark my answer as brainliest.

Step-by-step explanation:

Probability of getting a black ball = $\frac{7}{20}$

Probability of getting a white or blue ball = $\frac{13}{20}$

Probability of getting blue ball = $\frac{7}{20}$