Find the average of the first 8 multiples of 4. MCQ with Answer and Explanation

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Find the average of the first 8 multiples of 4.

A. 22

B. 16

C. 18

D. 20

Answer: Option C

Solution (By JKSSB Mock Tests)

Multiples: 4,8,12,16,20,24,28,32 sum=144, count=8, avg=18.

This question belongs to: Maths Average

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Question #1

Average of 18,27,36 is

A. 27

B. 24

C. 30

D. 25

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Correct Answer: Option A

Explanation:
Sum=81. Average=27.

This question belongs to: Maths Average

Question #2

The average of 9 numbers is 28. If one number is 50, find the average of the remaining 8.

A. 25.25

B. 26

C. 25.5

D. 24.75

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Correct Answer: Option A

Explanation:
Sum=9×28=252. Remaining sum=252-50=202. Avg=202/8=25.25.

This question belongs to: Maths Average

Question #3

Average of 20,40,60,80,100,120 is

A. 60

B. 70

C. 75

D. 80

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Correct Answer: Option B

Explanation:
420/6=70.

This question belongs to: Maths Average

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