The average of 50 numbers is 75. If the

CUET Preparation Today

Start Free Mocks

Home Questions XAGJDH4E8R

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Average

Question:

The average of 50 numbers is 75. If the average of first set of 25 numbers is 65, then what is the average of the second set of 25 numbers?

Options:

105

Correct Answer:

Explanation:

Let Average of 2nd set of 25 numbers = A

ATQ ,

25 × 65 + 25 × A = 50 × 75

1625 + 25A = 3750

25A = 2125

A = 85

So , Average of 2nd set of 25 numbers = 85