Averages | Learning Zone

A certain college has a student-to-teacher ratio of 11 : 1. The average (arithmetic mean) annual salary for teachers is Rs.26000. If the…

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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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Among three numbers, the first is twice the second and thrice and third. If the average of the three numbers is 49.5, then the difference…

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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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