Average MCQs

Maths

Average MCQs

Practice Average MCQs with answers and detailed explanations. Learn basic average concepts, average age, marks, salary, speed, combined average, weighted average and advanced aptitude questions designed for SSC, Railway, Banking, UPSC, JKSSB, Police, Teaching and other competitive exams.

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Total Questions

Practice Questions

Page 28 of 49
Question #541
The average of 40,50,60,70 is
A. 58
B. 55
C. 50
D. 60
Discuss
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Correct Answer: Option B

Explanation:
220/4=55.
This question belongs to: Maths Average
Question #542
Average of 8 numbers 28. If average of 5 is 25, average of remaining 3?
A. 32
B. 30
C. 33.33
D. 35
Discuss
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Correct Answer: Option C

Explanation:
Sum8=224. Sum5=125. Remaining=99. Average=33.
This question belongs to: Maths Average
Question #543
Average of 9,18,27,36,45,54 is
A. 33
B. 32
C. 30
D. 31.5
Discuss
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Correct Answer: Option D

Explanation:
189/6=31.5.
This question belongs to: Maths Average
Question #544
Average of 30 numbers 42. If average of 20 is 40, average of remaining 10?
A. 46
B. 45
C. 48
D. 44
Discuss
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Correct Answer: Option A

Explanation:
Total=1260. Sum20=800. Remaining=460. Average=46.
This question belongs to: Maths Average
Question #545
The average of 55,65,75,85 is
A. 65
B. 75
C. 72
D. 70
Discuss
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Correct Answer: Option D

Explanation:
280/4=70.
This question belongs to: Maths Average
Question #546
Average of 5 numbers 22. If average of 3 is 20, average of remaining 2?
A. 25
B. 26
C. 23
D. 24
Discuss
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Correct Answer: Option A

Explanation:
Sum5=110. Sum3=60. Remaining=50. Average=25.
This question belongs to: Maths Average
Question #547
Average of 12,24,36,48,60,72,84 is
A. 48
B. 50
C. 42
D. 45
Discuss
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Correct Answer: Option A

Explanation:
336/7=48.
This question belongs to: Maths Average
Question #548
Average of 25 numbers 80. If average of 10 is 85, average of remaining 15?
A. 78
B. 75
C. 76.67
D. 77
Discuss
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Correct Answer: Option C

Explanation:
Total=2000. Sum10=850. Remaining=1150/15≈76.67.
This question belongs to: Maths Average
Question #549
The average of 18,36,54 is
A. 36
B. 40
C. 32
D. 30
Discuss
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Correct Answer: Option A

Explanation:
108/3=36.
This question belongs to: Maths Average
Question #550
Average of 16 numbers 35. If average of 12 is 32, average of remaining 4?
A. 40
B. 45
C. 44
D. 42
Discuss
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Correct Answer: Option C

Explanation:
Sum16=560. Sum12=384. Remaining=176. Average=44.
This question belongs to: Maths Average
Question #551
Average of 65,75,85,95 is
A. 78
B. 80
C. 85
D. 75
Discuss
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Correct Answer: Option B

Explanation:
320/4=80.
This question belongs to: Maths Average
Question #552
Average of 7 numbers 55. If average of 4 is 50, average of remaining 3?
A. 60
B. 65
C. 58
D. 62.33
Discuss
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Correct Answer: Option D

Explanation:
Sum7=385. Sum4=200. Remaining=185. Average≈61.67 approx 62.
This question belongs to: Maths Average
Question #553
Average of 24,36,48,60,72 is
A. 42
B. 45
C. 48
D. 50
Discuss
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Correct Answer: Option C

Explanation:
240/5=48.
This question belongs to: Maths Average
Question #554
Average of 20 numbers 70. If 5 numbers average 80, average of remaining 15?
A. 65
B. 68
C. 66.67
D. 67
Discuss
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Correct Answer: Option C

Explanation:
Total=1400. 5=400. Remaining=1000/15≈66.67.
This question belongs to: Maths Average
Question #555
The average of 27,36,45 is
A. 36
B. 35
C. 40
D. 30
Discuss
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Correct Answer: Option A

Explanation:
108/3=36.
This question belongs to: Maths Average
Question #556
Average of 14 numbers 40. If average of 8 is 36, average of remaining 6?
A. 45
B. 46
C. 48
D. 44
Discuss
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Correct Answer: Option B

Explanation:
Sum14=560. Sum8=288. Remaining=272. Average≈45.33 approx 46.
This question belongs to: Maths Average
Question #557
Average of 10,25,40,55 is
A. 30
B. 33
C. 32.5
D. 35
Discuss
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Correct Answer: Option C

Explanation:
130/4=32.5.
This question belongs to: Maths Average
Question #558
Average of 25 numbers 85. If average of 15 is 90, average of remaining 10?
A. 80
B. 77.5
C. 78
D. 75
Discuss
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Correct Answer: Option B

Explanation:
Total=2125. Sum15=1350. Remaining=775/10=77.5.
This question belongs to: Maths Average
Question #559
The average of 42,56,70 is
A. 60
B. 50
C. 56
D. 55
Discuss
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Correct Answer: Option C

Explanation:
168/3=56.
This question belongs to: Maths Average
Question #560
Average of 9 numbers 65. If average of 6 is 60, average of remaining 3?
A. 70
B. 72
C. 75
D. 80
Discuss
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Correct Answer: Option C

Explanation:
Sum9=585. Sum6=360. Remaining=225. Average=75.
This question belongs to: Maths Average

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