The mean of 100 observations was calculated as 40. It was founder later on that one of observation was misread as 83 instead of 53. The correct mean is :

39 39.7 40.3 42.7

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A student finds the average of 10, 2 digits numbers. If the digits of one of the numbers interchanged, the average increases by 3.6. The difference between the digits of the 2 digits number is :

The mean of 100 observations was calculated as 40. It was founder later on that one of observation was misread as 83 instead of 53. The correct mean is :

Sachin Tendulkar has a certain average for 11 innings. In the 12th innings he scores 120 runs and thereby increases his average by 5 runs. His new average is :

The mean of 100 observations was calculated as 40. It was founder later on that one of the observation was misread as 83 instead of 53. The correct mean is :

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The mean of 100 observations was calculated as 40. It was founder later on that one of observation was misread as 83 instead of 53. The correct mean is :

39.7

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Remix

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Percentage

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Ratio mcqs

Profit and Loss

Speed Time and Distance

Time and Work

Permutation and Combination

Alligations

Partnership

Train Problems

Probability

Similar Question

A student finds the average of 10, 2 digits numbers. If the digits of one of the numbers interchanged, the average increases by 3.6. The difference between the digits of the 2 digits number is :

The mean of 100 observations was calculated as 40. It was founder later on that one of observation was misread as 83 instead of 53. The correct mean is :

Sachin Tendulkar has a certain average for 11 innings. In the 12th innings he scores 120 runs and thereby increases his average by 5 runs. His new average is :

The mean of 100 observations was calculated as 40. It was founder later on that one of the observation was misread as 83 instead of 53. The correct mean is :

Averages Aptitude Questions

Arithmetic-Aptitude

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