(34) Simple Arithmetic Mean in case of Individual Series by using Direct and Short-Cut Method {Ch-9}

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Published at : 06 Jan 2021
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Q-1) The Pocket Allowances (in Rs.) of ten students are given below :
15, 20, 30, 22, 25, 18, 40, 50, 55 and 65
Calculate the arithmetic mean of pocket allowance.

Q-2) Following are the marks obtained by 8 students. Calculate the arithmetic mean : 15, 18, 16, 45, 32, 40, 30, 28.

Q-3) The pocket allowances (in Rs.) of ten students are given below :
15, 20, 30, 22, 25, 18, 40, 50, 55 and 65
Find out arithmetic mean by using Short-Cut method.

Q-4) Students of Class-XI secured following marks in their statistics paper. Calculate Arithmetic Mean using Direct Method and Short-Cut Method.
20 , 44, 65, 28, 45, 67, 30, 50, 68, 39, 53, 70, 40, 60, 75

Q-5) Following is the Monthly Income of Eight Families in a locality.
Monthly Income(in Rs.) : 70,10, 500, 75, 13, 250, 8, 42
Find our Arithmetic Mean using Direct And Short-Cut Method.

These Questions are solved in this tutorial.

Hi everyone,
In this tutorial, you will understand-
Simple Arithmetic Mean in case of Individual Series by using-
*Direct Method
*Short-Cut Method

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