The average of 1 to 30 is MCQ with Answer and Explanation

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The average of 1 to 30 is

A. 15

B. 15.5

C. 16

D. 14.5

Answer: Option B

Solution (By JKSSB Mock Tests)

(30+1)/2=15.5.

This question belongs to: Maths Average

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Question #1

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The average of 10 consecutive even numbers is 41. Largest?

A. 48

B. 46

C. 52

D. 50

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Correct Answer: Option D

Explanation:
Largest=41+9=50.

This question belongs to: Maths Average

Question #2

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Average of 10 numbers 730. If average of 6 is 725, average of remaining 4?

A. 740

B. 735

C. 737.5

D. 736

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Correct Answer: Option C

Explanation:
Sum10=7300. Sum6=4350. Remaining=2950. Average=737.5.

This question belongs to: Maths Average

Question #3

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Average of 65,75,85,95 is

A. 75

B. 78

C. 85

D. 80

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Correct Answer: Option D

Explanation:
320/4=80.

This question belongs to: Maths Average

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