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The average of 11 consecutive numbers is n. If the next two numbers are also included, the average will

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Important Questions on Average

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CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 33
This average of 40 numbers is 45. If two numbers, namely, 65 and 25 are discarded, the average of the remaining numbers is
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CAT
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 34
The average of 15 numbers is 18. If each number is multiplied by 9, then the average of the new set of numbers is
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CAT
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 35
In a family of 5 males and a few ladies, the average monthly consumption of grain per head is 9 kg. If the average monthly consumption per head be 12 kg in the case of males and 8 kg in the case of females, find the number of females in the family.
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 36
Average marks obtained by a student in 3 papers is 63 and in the fourth paper he obtains 67 marks. Find his new average.
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CAT
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 37
The average earning of Srikanth for the initial three months of the calendar year 2012 is ₹2100. If his average earning (in ₹) for the second and third month is ₹2250 find his earning in the first month?
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CAT
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 38
In a hotel where rooms are numbered from 201 to 230, each room gives an earning of ₹2000 for the first fifeen days of a month and for the latter half, ₹1000 per room. Find the average earning per room per day (in ₹) over the month. (Assume 30 day month)
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CAT
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How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 39
The average weight of 10 men is decreased by 2 kg when, one of them weighing 140 kg is replaced by another person. Find the weight of the new person.
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CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 40
The average score of a group of men is increased by 6 years when a person aged 26 years is replaced by a new person of aged 56 years. How many men are there in the group?