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777dan777 [17]
3 years ago
9

The class mark of the interval 100 to 120 is​

Mathematics
1 answer:
Afina-wow [57]3 years ago
7 0

Answer:

110

Step-by-step explanation:

= 120+100/2

=220/2

=110

CLASS MARK = HIGHEST OBSERVATION +LOWEST OBSERVATION BY 2

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