Question

Find the class mark of the interval of 100-110

Answer 1

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Answer 2

Answer:

We need to find the class mark of the interval 100-110. Here, 100 is the lower limit and 110 is the upper limit of the interval. The class mark of thee interval is given by :

C =lower limit+upper limit

C=100+110/2

C = 105

So, the class mark of the interval is 105.