Average Practice Question and Answer
8 4 Answer : 2. "62"
4 Answer : 3. "148.4 cm"
5 Q:
5d4a9cab11160f20523711a5 4 Q:
601a4d238f9c7c5b6d8f0c69 4 4 Q:
64abdcbb299b7896000b4560 4 Q:
6022727ead295556282ad20f 4 Answer : 2. "21"
Q: The average of 11 results is 50. If the average of first six results is 49 and and that of last six is 53, find the sixth result? 2347 05d19cc8e7619fe30b9d34583
5d19cc8e7619fe30b9d34583- 156false
- 262true
- 350false
- 458false
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Answer : 2. "62"
Explanation :
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Q: Average height of 40 girls is 148 cm. Average of remaining number is 150 cm. What will be the average of total class if there are 50 girls in the class? 2310 05d19cd2c1388cd24f0860eea
5d19cd2c1388cd24f0860eea- 1148.8 cmfalse
- 2149.2 cmfalse
- 3148.4 cmtrue
- 4144 cmfalse
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Answer : 3. "148.4 cm"
Explanation :
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Q: The average of five numbers is 49. The average of the first and the second numbers is 48 and the average of fourth and fifth numbers is 28. What is the third number?
2283 05d4a9cab11160f20523711a5
5d4a9cab11160f20523711a5- 192false
- 291false
- 395false
- 4Cannot determinedfalse
- 5None of thesetrue
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Answer : 5. "None of these"
Q: Average of 11 number is 30. If the average of first 10 numbers is 22, then find the 11th number?
2275 0601a4d238f9c7c5b6d8f0c69
601a4d238f9c7c5b6d8f0c69- 1215false
- 2110true
- 3105false
- 490false
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Answer : 2. "110"
Q: Average weight of 24 students is 32 kg. If increase by 2 kg when a teacher joins the group. What will be the weight of teacher? 2246 05d19d10c7619fe30b9d3458d
5d19d10c7619fe30b9d3458d- 182 kgtrue
- 284 kgfalse
- 380 kgfalse
- 485 kgfalse
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Answer : 1. "82 kg"
Q: The average of 20 numbers is 32. If two numbers are 29 and 31, then what is the average of the remaining numbers (correct up to two decimals)?
2237 064abdcbb299b7896000b4560
64abdcbb299b7896000b4560- 131.24false
- 230.22false
- 334.44false
- 432.22true
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Answer : 4. "32.22"
Q: In a school with 600 students the average age of the boys is 12 years and that of the girl is 11 years. If he average age of the students is 11 years 9 months, then the number of girls in the school is
2169 06022727ead295556282ad20f
6022727ead295556282ad20f- 1150true
- 2250false
- 3350false
- 4450false
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Answer : 1. "150"
Q: The average salary of all employees working in an office is Rs.8000. The average salary of 7 technicians is Rs 12000 and the average salary of rest of the workers is Rs.6000. The total no. of workers working in that office is- 2140 05d19f5821388cd24f08614e7
5d19f5821388cd24f08614e7- 120false
- 221true
- 323false
- 422false
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Answer : 2. "21"
Explanation :
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