The class-mark of the class 135-165 is...................
Answers
Answered by
0
Answer:
30
Step-by-step explanation:
165-135 =
30 The class mark is 30 students
Answered by
0
Answer:
150
Step-by-step explanation:
class mark=(upper limit +lower limit )/2
= (135+165)/2
=300/2
=150
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