18]The class mark of the class 90to130 is:
A 90
B 105
C 115
D 110
urgently
Answers
Answered by
0
Answer:
110 is the class mark of the class 90-130
Answered by
1
Answer:
Option d.110
Step-by-step explanation:
90 + 130 /2 = 220/2 = 110
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