Ritwik draws a ball from a bag that contains white and yellow balls.The probability of choosing a white ball is 2/9. If the total number of balls in the bag is 36, find the number of yellow balls.

Solution:

Given ritwik draws a ball from a bag that has white and yellow balls.

The probability for a whiteball is 2/9

Total balls are 36

Probability of yellow balls would be 1 - 2/9 = 7/9

Yellow balls = 7/9 * 36 = 28

✦ Try This: Ritwik draws a ball from a bag that contains white and yellow balls.The probability of choosing a white ball is 2/9.If the total number of balls in the bag is 72, find the number of yellow balls.

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 5

NCERT Exemplar Class 8 Maths Chapter 2 Problem 89

Ritwik draws a ball from a bag that contains white and yellow balls.The probability of choosing a white ball is 2/9. If the total number of balls in the bag is 36, find the number of yellow balls.

Summary:

Ritwik draws a ball from a bag that contains white and yellow balls.The probability of choosing a white ball is 2/9.If the total number of balls in the bag is 36, the number of yellow balls are 28.

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