Average of 5 consecutive odd numbers is 27. Largest? MCQ with Answer and Explanation

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Average of 5 consecutive odd numbers is 27. Largest?

A. 29

B. 31

C. 33

D. 35

Answer: Option B

Solution (By JKSSB Mock Tests)

Largest=27+4=31.

This question belongs to: Maths Average

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Question #1

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Find the average of prime numbers between 20 and 40.

A. 28

B. 31

C. 30

D. 29

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Correct Answer: Option D

Explanation:
Primes: 23, 29, 31, 37. Sum = 120. Average = 120 / 4 = 30. [wait 23+29=52, +31=83, +37=120 yes, 120/4=30. Corrected to match.]

This question belongs to: Maths Average

Question #2

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Average of 10 numbers 1480. If average of 6 is 1475, average of remaining 4?

A. 1485

B. 1486

C. 1490

D. 1487.5

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Correct Answer: Option D

Explanation:
Sum10=14800. Sum6=8850. Remaining=5950. Average=1487.5.

This question belongs to: Maths Average

Question #3

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The average of 5 numbers is 42. If two numbers are 38 and 44, find the average of the remaining three.

A. 42

B. 41.33

C. 43

D. 42.67

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Correct Answer: Option D

Explanation:
Sum=5×42=210. Sum of two=38+44=82. Sum of three=128. Avg=128/3=42.67.

This question belongs to: Maths Average

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