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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Question #581
Average of 10 numbers 130. If average of 6 is 125, average of remaining 4?
A. 138
B. 135
C. 140
D. 137.5
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Correct Answer: Option D

Explanation:
Sum10=1300. Sum6=750. Remaining=550. Average=137.5.
This question belongs to: Maths Average
Question #582
Average of 45,60,75,90 is
A. 68
B. 67.5
C. 65
D. 70
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Correct Answer: Option B

Explanation:
270/4=67.5.
This question belongs to: Maths Average
Question #583
Average of 8 numbers 140. If average of 5 is 135, average of remaining 3?
A. 145
B. 150
C. 147
D. 148.33
Discuss
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Correct Answer: Option D

Explanation:
Sum8=1120. Sum5=675. Remaining=445. Average≈148.33.
This question belongs to: Maths Average
Question #584
Average of 50,75,100 is
A. 75
B. 80
C. 70
D. 72
Discuss
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Correct Answer: Option A

Explanation:
225/3=75.
This question belongs to: Maths Average
Question #585
Average of 15 numbers 150. If average of 9 is 145, average of remaining 6?
A. 160
B. 157.5
C. 155
D. 158
Discuss
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Correct Answer: Option B

Explanation:
Sum15=2250. Sum9=1305. Remaining=945. Average=157.5.
This question belongs to: Maths Average
Question #586
Average of 12 numbers 160. If average of 8 is 155, average of remaining 4?
A. 165
B. 170
C. 168
D. 172
Discuss
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Correct Answer: Option B

Explanation:
Sum12=1920. Sum8=1240. Remaining=680. Average=170.
This question belongs to: Maths Average
Question #587
Average of 55,110,165 is
A. 105
B. 120
C. 110
D. 100
Discuss
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Correct Answer: Option C

Explanation:
330/3=110.
This question belongs to: Maths Average
Question #588
Average of 9 numbers 175. If average of 6 is 170, average of remaining 3?
A. 185
B. 182
C. 180
D. 188
Discuss
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Correct Answer: Option A

Explanation:
Sum9=1575. Sum6=1020. Remaining=555. Average=185.
This question belongs to: Maths Average
Question #589
Average of 60,90,120,150 is
A. 110
B. 100
C. 95
D. 105
Discuss
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Correct Answer: Option D

Explanation:
420/4=105.
This question belongs to: Maths Average
Question #590
Average of 20 numbers 180. If average of 12 is 175, average of remaining 8?
A. 187.5
B. 188
C. 190
D. 185
Discuss
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Correct Answer: Option A

Explanation:
Sum20=3600. Sum12=2100. Remaining=1500. Average=187.5.
This question belongs to: Maths Average
Question #591
Average of 10 numbers 190. If average of 6 is 185, average of remaining 4?
A. 195
B. 197.5
C. 196
D. 200
Discuss
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Correct Answer: Option B

Explanation:
Sum10=1900. Sum6=1110. Remaining=790. Average=197.5.
This question belongs to: Maths Average
Question #592
Average of 65,130,195 is
A. 120
B. 140
C. 130
D. 125
Discuss
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Correct Answer: Option C

Explanation:
390/3=130.
This question belongs to: Maths Average
Question #593
Average of 8 numbers 200. If average of 5 is 195, average of remaining 3?
A. 205
B. 210
C. 207
D. 208.33
Discuss
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Correct Answer: Option D

Explanation:
Sum8=1600. Sum5=975. Remaining=625. Average≈208.33.
This question belongs to: Maths Average
Question #594
Average of 70,105,140 is
A. 105
B. 102
C. 110
D. 100
Discuss
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Correct Answer: Option A

Explanation:
315/3=105.
This question belongs to: Maths Average
Question #595
Average of 15 numbers 210. If average of 9 is 205, average of remaining 6?
A. 217.5
B. 215
C. 218
D. 220
Discuss
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Correct Answer: Option A

Explanation:
Sum15=3150. Sum9=1845. Remaining=1305. Average=217.5.
This question belongs to: Maths Average
Question #596
Average of 12 numbers 220. If average of 8 is 215, average of remaining 4?
A. 225
B. 230
C. 228
D. 232
Discuss
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Correct Answer: Option B

Explanation:
Sum12=2640. Sum8=1720. Remaining=920. Average=230.
This question belongs to: Maths Average
Question #597
Average of 10 numbers 230. If average of 6 is 225, average of remaining 4?
A. 237.5
B. 236
C. 235
D. 240
Discuss
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Correct Answer: Option A

Explanation:
Sum10=2300. Sum6=1350. Remaining=950. Average=237.5.
This question belongs to: Maths Average
Question #598
The average of 90,120,150 is
A. 120
B. 115
C. 130
D. 110
Discuss
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Correct Answer: Option A

Explanation:
360/3=120.
This question belongs to: Maths Average
Question #599
Average of 9 numbers 240. If average of 6 is 235, average of remaining 3?
A. 245
B. 255
C. 250
D. 248
Discuss
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Correct Answer: Option C

Explanation:
Sum9=2160. Sum6=1410. Remaining=750. Average=250.
This question belongs to: Maths Average
Question #600
Average of 8 numbers 250. If average of 5 is 245, average of remaining 3?
A. 258.33
B. 257
C. 255
D. 260
Discuss
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Correct Answer: Option A

Explanation:
Sum8=2000. Sum5=1225. Remaining=775. Average≈258.33.
This question belongs to: Maths Average

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