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Find the class mark of 25 to 35 and 40 to 65​

Answer»

ong>Answer:

Class MARK for 25-35  = 30

Class mark for 40-65  = 52.5

Step-by-step explanation:

Class Mark = \frac{Lower Limit + Upper Limit}{2}

Class mark for 25-35 = \frac{25+35}{2} = \frac{60}{2} = 30

Class mark for 40-35 = \frac{40+65}{2} = \frac{105}{2} = 52.5

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