the class mark of the interval 100-120 is
Answers
Answered by
2
Answer:
Step-by-step explanation:
100+120/2
#110
Answered by
4
Answer:
CLASS MARK = 110
Step-by-step explanation:
CLASS MARK = HIGHEST OBSERVATION +LOWEST OBSERVATION BY 2
= 120+100/2
=220/2
=110
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