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IMPORTANT
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In Arun’s opinion, his weight is greater than 65 kg but less than 72 kg. His brother does not agree with Arun and he thinks that Arun’s weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?
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Important Questions on Average
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CAT
IMPORTANT
In an examination, the average of was found to be marks. After deducting the computational error, the average marks of candidates got reduced from to . The average thus becomes . Find the total number of candidates.
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CAT
IMPORTANT
In a class with number of students, if one new student weighing is added then the average weight of the class increases by . If one more student weighing is added, then the average weight of the class increases by over the original average . What is the original average weight (in ) of the class?
MEDIUM
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IMPORTANT
The average of three consecutive odd numbers is more than of the largest of these numbers. What can be their average if is integer more than ?
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CAT
IMPORTANT
The average of positive integers is more than the least of these integers, the highest integer is thrice of the least integer, the difference of the remaining two integers is . The least integer is more than the difference. Which of the following integers is larger than the remaining two integers?
EASY
CAT
IMPORTANT
Three high run scoring batsman has scored runs and such that . When the lowest of these run score is added to the difference of the rest two run scores, then the average of the resultant number and the original run scores except the lowest score is more than the average of all three original run scores. The value of is
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IMPORTANT
The average height of students is decreased by when one of them with height of is replaced by another student. This new student is again replaced by another student whose height is lower than the student he replaced. What is the overall change in the average due to this dual change?
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CAT
IMPORTANT
A student took five papers in an examination where the full marks were the same for each paper this marks in these papers were in the proportion In all the papers together the candidate obtained of the total marks Then the number of papers in which he got more than marks is.
HARD
CAT
IMPORTANT
A grocer has a sale of and for consecutive months. How much sale must he have in the sixth month so that he gets an average sale of
