find class mark for 30.55-40.65
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class mark for 30.55-40.65 = 30.55+40.65/2=34.6
Answered by
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Answer:
The correct answer is 35.6
Explanation:
Class mark = lower limit + upper limit / 2
= 30.55 + 40.65 / 2
= 71.2 / 2
= 35.6
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