Average Practice Question and Answer
8 Q: The average of four consecutive even numbers is 15. The 2nd highest number is:
1152 05f2a7d5e57c6a23ea65da35c
5f2a7d5e57c6a23ea65da35c- 114false
- 216true
- 312false
- 418false
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Answer : 2. "16"
Q: If the average marks obtained by Balu, Benjamin and Babur is 80 and the average marks of Benjamin and Babur is 83, find marks obtained by Balu.
1149 05eb4f8d14080050ac264c09f
5eb4f8d14080050ac264c09f- 180false
- 283false
- 390false
- 474true
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Answer : 4. "74 "
Q: 30 pens and 75 pencils altogether were purchased for Rs .510. If the average price of a pencil was Rs. 2, what was the average price of a pen?
1143 05f2a8fb057c6a23ea65e0085
5f2a8fb057c6a23ea65e0085- 1Rs. 11false
- 2Rs. 12true
- 3Rs. 9false
- 4Rs. 10false
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Answer : 2. "Rs. 12"
Q: The average of marks obtained by 14 students was 71, but it was found later that one of the student’s mark was accounted as 42 instead of 56 and for the other student; it was accounted as 74 instead of 32. So, the find the actual average? 1138 05d19df8b7619fe30b9d34a61
5d19df8b7619fe30b9d34a61- 167false
- 268false
- 369true
- 471false
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Answer : 3. "69"
Explanation :
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Q: The average age of 30 students of a class is 15 years. A 20-year-old student left the class and replaced by two new students, whose age difference is 5 years. If the average age of all students is 15 years, then what will be ratio of young student to elder students.
1130 05f7ede6a0a69ab3becbf552f
5f7ede6a0a69ab3becbf552f- 14 :5false
- 23:5false
- 33:4true
- 44:3false
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Answer : 3. "3:4"
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? 1128 05d19d2be1388cd24f0860ef5
5d19d2be1388cd24f0860ef5- 14 yearsfalse
- 23 yearsfalse
- 32 yearsfalse
- 41 yearstrue
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Answer : 4. "1 years"
Q: The average marks obtained by Saloni in four papers is 51, and in the fifth paper she gets 56 marks. Find her new average in all five papers.
1125 0649e7ef046047484bc7db832
649e7ef046047484bc7db832- 151false
- 252true
- 349false
- 450false
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Answer : 2. "52"
Q: The average monthly income of A and B is Rs.15,050 , and the average monthly income of B and C is Rs.15,350 and the average income of A and C is Rs.15,200. The monthly income of A is.
1117 05f058d3eb864a45d9076ae9b
5f058d3eb864a45d9076ae9b- 1Rs.15,200false
- 2Rs. 14,900true
- 3Rs. 15,500false
- 4Rs. 15,900false
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