Question

A bag contains 7 blue balls and some white balls. If the probability of drawing white ball is thrice of a blue ball, then total balls are
(a) 21
(b) 28
(c) 14
(d) 25
plz answer step by step​

Answer 1

Answer:

b

Step-by-step explanation:

Because the white balls had a thrice of probability means we will multiply the number of the blue balls into 3.

3*7 = 21

• There are 21 white balls
• The total will be 28 balls. ( add the blue balls and the white balls.)

Answer 2

Answer:

14

Step-by-step explanation:

7 + 7 = 14

I hope this answer is helpful for you