The average of 5 numbers is 30. If each number is multiplied by 1.2, what is the new average? MCQ with Answer and Explanation

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The average of 5 numbers is 30. If each number is multiplied by 1.2, what is the new average?

A. 42

B. 30

C. 24

D. 36

Answer: Option D

Solution (By JKSSB Mock Tests)

New average =30×1.2=36.

This question belongs to: Maths Average

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Question #1

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Average of 105,140,175 is

A. 150

B. 140

C. 130

D. 135

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Correct Answer: Option B

Explanation:
420/3=140.

This question belongs to: Maths Average

Question #2

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The average of 45 numbers is 50. If 5 numbers average 60 are added, new average of 50 numbers?

A. 50.5

B. 49

C. 52

D. 51

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Correct Answer: Option D

Explanation:
Total45=2250. Added=300. Total2550/50=51.

This question belongs to: Maths Average

Question #3

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The average of 780,1040,1300 is

A. 1030

B. 1035

C. 1050

D. 1040

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Correct Answer: Option D

Explanation:
3120/3=1040.

This question belongs to: Maths Average

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