Average temperature for 5 days 32°C. If 6th day 38°C, new average? MCQ with Answer and Explanation

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Average temperature for 5 days 32°C. If 6th day 38°C, new average?

A. 32.5

B. 33

C. 34

D. 33.33

Answer: Option B

Solution (By JKSSB Mock Tests)

Total5=160. New total=198. /6=33.

This question belongs to: Maths Average

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Question #1

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The average age of 6 students is 12 years. If the teacher's age is included, the average becomes 15 years. What is the teacher's age?

A. 33

B. 36

C. 30

D. 27

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Correct Answer: Option A

Explanation:
Sum of 6 students' ages = 6×12=72. Sum of 7 persons = 7×15=105. Teacher's age = 105-72=33.

This question belongs to: Maths Average

Question #2

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Average of 1215,1620,2025 is

A. 1610

B. 1615

C. 1630

D. 1620

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Correct Answer: Option D

Explanation:
4860/3=1620.

This question belongs to: Maths Average

Question #3

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

A. 27

B. 28

C. 26

D. 25

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Correct Answer: Option B

Explanation:
New average =25+3=28.

This question belongs to: Maths Average

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