The average of 75,85,95 is MCQ with Answer and Explanation

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The average of 75,85,95 is

A. 82

B. 80

C. 90

D. 85

Answer: Option D

Solution (By JKSSB Mock Tests)

255/3=85.

This question belongs to: Maths Average

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Question #1

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Average of 8 numbers is 25. If 3 is added to each number, what will be the new average?

A. 26

B. 27

C. 28

D. 25

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Correct Answer: Option C

Explanation:
When a constant is added to each number, the average also increases by the same constant. New average = 25 + 3 = 28.

This question belongs to: Maths Average

Question #2

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Average of 15 numbers 25. If each increased by 3, new average?

A. 27

B. 26

C. 28

D. 25

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Correct Answer: Option C

Explanation:
New average =25+3=28.

This question belongs to: Maths Average

Question #3

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The average marks of 22 students is 65. If a student with 75 marks leaves and another with 85 joins, what is the new average?

A. 65.2

B. 65.45

C. 65.5

D. 66.0

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Correct Answer: Option B

Explanation:
Sum=22×65=1430. Remove 75: 1430-75=1355. Add 85: 1355+85=1440. New avg=1440/22=65.45.

This question belongs to: Maths Average

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