Question

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

Answer 1

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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