Average of 10 numbers 28. If average of 6 is 25, average of remaining 4? MCQ with Answer and Explanation

Average of 10 numbers 28. If average of 6 is 25, average of remaining 4?
A. 30
B. 35
C. 32.5
D. 33
Answer: Option C
Solution (By JKExamLibrary)
Sum10=280. Sum6=150. Remaining=130. Average=32.5.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1 Report Error
Average of 8 numbers 85. If average of 5 is 80, average of remaining 3?
A. 95
B. 92
C. 93.33
D. 90

Correct Answer: Option C


Explanation:
Sum8=680. Sum5=400. Remaining=280. Average≈93.33.

This question belongs to: Maths Average
Question #2 Report Error
The average of 4 numbers is 15. If one of the numbers is 10, what is the average of the remaining three?
A. 16
B. 18
C. 17
D. 16.67

Correct Answer: Option D


Explanation:
Total sum = 4 × 15 = 60. Sum of remaining three = 60 - 10 = 50. Average = 50 / 3 ≈ 16.67.

This question belongs to: Maths Average
Question #3 Report Error
The average of 7 numbers is 30. If each number is divided by 2, what is the new average?
A. 13
B. 15
C. 14
D. 16

Correct Answer: Option B


Explanation:
New average =30/2=15.

This question belongs to: Maths Average