Average Problems Practice Question and Answer
8 4 Answer : 1. "100"
4 4 Answer : 2. "11 years"
4 Answer : 4. "4"
4 Answer : 2. "62"
4 4 Answer : 1. "85 kg"
4 Answer : 4. "60"
Q: The average of marks obtained by 120 candidates in an examination is 35. The average of marks obtained by passed candidates is 39 and that of for failed candidates is 15. What is the no. of passed candidates? 1326 05d19d8bd1388cd24f0860f10
5d19d8bd1388cd24f0860f10- 1100true
- 2120false
- 3150false
- 4140false
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- Workspace
- SingleChoice
Answer : 1. "100"
Explanation :
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Q: Average age of a couple before 4 years, at the time of their marriage was 27 years. Now, the average age of the couple including their new born baby is 21 years. Find the present age of the baby? 1266 05d19d2be1388cd24f0860ef5
5d19d2be1388cd24f0860ef5- 14 yearsfalse
- 23 yearsfalse
- 32 yearsfalse
- 41 yearstrue
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- Workspace
- SingleChoice
Answer : 4. "1 years"
Q: Average age of 21 men reduces by 1 year when a man of 32 years is replaced by a child. What is the age of that child? 1366 05d19d5011388cd24f0860efa
5d19d5011388cd24f0860efa- 110 yearsfalse
- 211 yearstrue
- 39 yearsfalse
- 48 yearsfalse
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- Workspace
- SingleChoice
Answer : 2. "11 years"
Explanation :
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Q: The average of first three numbers is three times of the fourth number. If the average of all four numbers is 5, then find the fourth number. 1228 05d19dc981388cd24f0860f15
5d19dc981388cd24f0860f15- 14.5false
- 25false
- 32false
- 44true
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- SingleChoice
Answer : 4. "4"
Explanation :
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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? 1801 05d19cc8e7619fe30b9d34583
5d19cc8e7619fe30b9d34583- 156false
- 262true
- 350false
- 458false
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- SingleChoice
Answer : 2. "62"
Explanation :
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Q: Average runs of a player in 20 innings is 40.5. His lowest score was 5 and highest was 103. What is the average of remaining inning? 2485 05d19ce677619fe30b9d34588
5d19ce677619fe30b9d34588- 136false
- 238false
- 339true
- 441false
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- SingleChoice
Answer : 3. "39"
Q: Average weight of 10 men increases by 3.5 kg when a man of 50 kg is replaced by a new man what is the age of new person? 1540 05d19d3907619fe30b9d34595
5d19d3907619fe30b9d34595- 185 kgtrue
- 284 kgfalse
- 382 kgfalse
- 480 kgfalse
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- SingleChoice
Answer : 1. "85 kg"
Explanation :
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Q: The average of three numbers is 40. First of them is two times of the seconds and the second is three time of the third. So, what is the difference between the largest and smallest number? 1257 05d19dded7619fe30b9d345a3
5d19dded7619fe30b9d345a3- 130false
- 236false
- 346false
- 460true
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- Workspace
- SingleChoice
Answer : 4. "60"
Explanation :
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