Average of 8 numbers 50. If average of 5 is 45, average of remaining 3? MCQ with Answer and Explanation

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Average of 8 numbers 50. If average of 5 is 45, average of remaining 3?

A. 55

B. 60

C. 58.33

D. 57

Answer: Option C

Solution (By JKExamLibrary)

Sum8=400. Sum5=225. Remaining=175. Average≈58.33.

This question belongs to: Maths Average

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The average of 270,360,450 is

A. 370

B. 360

C. 355

D. 350

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Correct Answer: Option B

Explanation:
1080/3=360.

This question belongs to: Maths Average

Question #2 Report Error

Average of 10,25,40,55 is

A. 33

B. 35

C. 32.5

D. 30

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Correct Answer: Option C

Explanation:
130/4=32.5.

This question belongs to: Maths Average

Question #3 Report Error

Average of 1 to 20 except 10 is

A. 9.5

B. 10.5

C. 10

D. 11

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Correct Answer: Option B

Explanation:
Sum=210-10=200. Numbers19. Average≈10.53.

This question belongs to: Maths Average

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