Average Questions Practice Question and Answer
8 4 Answer : 1. "85 kg"
4 Answer : 3. "56 years "
4 Answer : 2. "62"
4 4 4 Answer : 2. "45 yrs"
4 Answer : 3. "148.4 cm"
4
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? 1267 05d19d3907619fe30b9d34595
5d19d3907619fe30b9d34595- 185 kgtrue
- 284 kgfalse
- 382 kgfalse
- 480 kgfalse
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Answer : 1. "85 kg"
Explanation :
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Q: Average age of 12 men is 56 years. Two members of 60 years and 52 years die. What will the average age of the remaining members? 1179 05d19cf5a1388cd24f0860eef
5d19cf5a1388cd24f0860eef- 154 yearsfalse
- 255 yearsfalse
- 356 yearstrue
- 458 yearsfalse
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Answer : 3. "56 years "
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? 1211 05d19cc8e7619fe30b9d34583
5d19cc8e7619fe30b9d34583- 156false
- 262true
- 350false
- 458false
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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? 2112 05d19ce677619fe30b9d34588
5d19ce677619fe30b9d34588- 136false
- 238false
- 339true
- 441false
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Answer : 3. "39"
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? 1151 05d19d10c7619fe30b9d3458d
5d19d10c7619fe30b9d3458d- 182 kgtrue
- 284 kgfalse
- 380 kgfalse
- 485 kgfalse
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Answer : 1. "82 kg"
Q: The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ? 1141 05b5cc6c9e4d2b4197774df83
5b5cc6c9e4d2b4197774df83- 142 yrsfalse
- 245 yrstrue
- 336 yrsfalse
- 438 yrsfalse
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Answer : 2. "45 yrs"
Explanation :
Answer: B) 45 yrs Explanation: Let father's age be x year and son's age be y year. According to question, 2(x+y) = 8y _______(I) and (x+y)/2 = 30 => x+y = 60 years__________(II) From equation (I) and (II) 8 y = 120 y = 15 years, Hence x = 45 years.
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? 1472 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: 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? 992 05d19d2be1388cd24f0860ef5
5d19d2be1388cd24f0860ef5- 14 yearsfalse
- 23 yearsfalse
- 32 yearsfalse
- 41 yearstrue
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Answer : 4. "1 years"
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