Average Questions Practice Question and Answer
8 Q: The average of 8 numbers is 27. If each of the numbers is multiplied by 8, find the average of new set of numbers.
614 062ff8060a6d1894ab156cd88
62ff8060a6d1894ab156cd88- 11128false
- 2938false
- 3316false
- 4216true
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Answer : 4. "216"
Explanation :
Q: Total weekly emoluments of the workers of a factory is 1534. Average weekly emolument of a worker is 118. The number of workers in the factory is:
492 06239888ba5834d3c54653532
6239888ba5834d3c54653532- 113true
- 212false
- 316false
- 414false
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Answer : 1. "13 "
Explanation :
Q: A man bought 13 articles at 70 each, 15 at 60 each and 12 at 65 each. The average price per article is
562 062398ab59980d16e365a5a45
62398ab59980d16e365a5a45- 1₹ 65.75false
- 2₹ 62.25false
- 3₹ 60.25false
- 4₹ 64.75true
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Answer : 4. "₹ 64.75 "
Explanation :
Q: The average of the largest and smallest 3 digit numbers formed by 0, 2 and 4 would be
471 06290a86efd5b412fd54ad38e
6290a86efd5b412fd54ad38e- 1222false
- 2303false
- 3312true
- 4213false
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Answer : 3. "312 "
Explanation :
Q: The average of 30 numbers is 40 and that of the other 40 numbers is 30. The average of all the numbers is-
386 06540b7da27398ecb26d33cc9
6540b7da27398ecb26d33cc9- 135false
- 234false
- 3true
- 434.5false
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Answer : 3. " "
Explanation :
Q: There are two groups A and B of a class, consisting of 42 and 28 students respectively. If the average weight of group A is 25 kg and that of group B is 40 kg, find the average weight of the whole class.
394 06401b25a86fd4161466cd736
6401b25a86fd4161466cd736- 169 kgfalse
- 231 kgtrue
- 370 kgfalse
- 430 kgfalse
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Answer : 2. "31 kg "
Explanation :
Q: The average of 30 numbers is 15. The average of the first 18 numbers is 10 and that of the next 11 numbers is 20. The last number is
719 062ff8151047feb0792713d97
62ff8151047feb0792713d97- 156false
- 252false
- 360false
- 450true
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Answer : 4. "50"
Explanation :
Q: Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of them is
406 0653f829edfda58cb3c93bbb2
653f829edfda58cb3c93bbb2- 11 m 12.1 cmtrue
- 21 m 21.1 cmfalse
- 31 m 21 cmfalse
- 41 m 12 cmfalse
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