Average of 765,1020,1275 is MCQ with Answer and Explanation

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Average of 765,1020,1275 is

A. 1015

B. 1010

C. 1030

D. 1020

Answer: Option D

Solution (By JKSSB Mock Tests)

3060/3=1020.

This question belongs to: Maths Average

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Question #1

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Average of 12 numbers 2070. If average of 8 is 2065, average of remaining 4?

A. 2082

B. 2078

C. 2075

D. 2080

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Correct Answer: Option D

Explanation:
Sum12=24840. Sum8=16520. Remaining=8320. Average=2080.

This question belongs to: Maths Average

Question #2

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Average of 10,15,20,25,30,35,40 is

A. 26

B. 24

C. 22.5

D. 25

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Correct Answer: Option D

Explanation:
Sum=175. Average=25.

This question belongs to: Maths Average

Question #3

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The average marks of 12 students is 72. If one student scored 84 marks, what is the total marks of the remaining students?

A. 768

B. 744

C. 720

D. 780

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Correct Answer: Option D

Explanation:
Total marks = 12×72 = 864. Remaining students' marks = 864−84 = 780.

This question belongs to: Maths Average

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