Average of 10 numbers 130. If average of 6 is 125, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 130. If average of 6 is 125, average of remaining 4?

A. 140

B. 135

C. 137.5

D. 138

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum10=1300. Sum6=750. Remaining=550. Average=137.5.

This question belongs to: Maths Average

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Question #1

The average of 180,240,300 is

A. 240

B. 250

C. 235

D. 230

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Correct Answer: Option A

Explanation:
720/3=240.

This question belongs to: Maths Average

Question #2

The average of 6, 12, 18, 24, 30 is

A. 22

B. 20

C. 18

D. 15

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Correct Answer: Option C

Explanation:
Sum=90. Average=18.

This question belongs to: Maths Average

Question #3

The average of 4 numbers is 27. If each number is increased by 4, what is the new average?

A. 31

B. 35

C. 23

D. 27

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Correct Answer: Option A

Explanation:
New average =27+4=31.

This question belongs to: Maths Average

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