The average of 10,20,30,40,50 is MCQ with Answer and Explanation

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The average of 10,20,30,40,50 is

A. 30

B. 32

C. 35

D. 28

Answer: Option A

Solution (By JKExamLibrary)

Sum=150. Average=30.

This question belongs to: Maths Average

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Question #1

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If the average of 12 numbers is 30 and average of 8 is 35, average of remaining 4 is

A. 18

B. 25

C. 22.5

D. 20

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Correct Answer: Option D

Explanation:
Sum12=360. Sum8=280. Remaining sum=80. Average=20.

This question belongs to: Maths Average

Question #2

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Average of 10 numbers 2280. If average of 6 is 2275, average of remaining 4?

A. 2285

B. 2290

C. 2287.5

D. 2286

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Correct Answer: Option C

Explanation:
Sum10=22800. Sum6=13650. Remaining=9150. Average=2287.5.

This question belongs to: Maths Average

Question #3

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Average of 1545,2060,2575 is

A. 2055

B. 2050

C. 2070

D. 2060

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Correct Answer: Option D

Explanation:
6180/3=2060.

This question belongs to: Maths Average

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