If the average of 20, 40, 50, Y and Z is

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Target Exam

CUET

Subject

General Aptitude Test

Chapter

Numerical Ability

Topic

Average

Question:

If the average of 20, 40, 50, Y and Z is 45 , then what is the average of Y and Z ?

Options:

58.5

57.5

56.5

Correct Answer:

57.5

Explanation:

Total sum of 5 numbers = 5 × 45 = 225

ATQ ,

20 + 40 + 50 + Y + Z = 225

Y + Z = 115

Average of Y & Z = \(\frac{115}{2}\) = 57.5