Averages | Learning Zone

Out of 10 teachers of a school, one teacher retires and in his place, a new teacher of age 25 years joins. As a result, average age of…

The mean of 50 numbers is 30. Later it was discovered that two entries were wrongly entered as 82 and 13 instead of 28 and 31. What is the…

What is the difference between the simple and compound interest on Rs.7300/- at the rate of 6% per annum in 2 years ?

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0 Averages questions available for your Free Practice

The average of first five odd prime numbers is-