Average of 4 consecutive numbers is 49.5. Largest number? MCQ with Answer and Explanation

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Average of 4 consecutive numbers is 49.5. Largest number?

A. 50

B. 52

C. 49

D. 51

Answer: Option D

Solution (By JKSSB Mock Tests)

Average middle of 2nd 3rd 49.5. Largest=49.5+1.5=51.

This question belongs to: Maths Average

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Question #1

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Average of 12 numbers is 40. If average of first 7 is 38, what is average of last 5?

A. 40

B. 44

C. 43

D. 42

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Correct Answer: Option C

Explanation:
Sum12=480. Sum first7=266. Sum last5=214. Average last5=42.8 ≈ but use exact numbers.

This question belongs to: Maths Average

Question #2

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Average of 25 numbers 65. If average of 10 is 60, average of remaining 15?

A. 66

B. 67

C. 68

D. 70

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Correct Answer: Option C

Explanation:
Sum25=1625. Sum10=600. Remaining=1025/15≈68.33 approx 68.

This question belongs to: Maths Average

Question #3

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Average of 4 numbers a,b,c,d is 20. If a=15, b=25, average of c,d?

A. 22.5

B. 25

C. 18

D. 20

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Correct Answer: Option D

Explanation:
c+d=80 -40=40. Average=20.

This question belongs to: Maths Average

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