Math, asked by harmeetdhaliwal002, 5 hours ago

Find the class mark of 140-145 interval (i) 2.5 (ii) 142.5 (iii) 158.5 (iv) 5

Answers

Answered by mopurusahithireddy

1

Answer:

ii) 142.5

Step-by-step explanation:

class mark= lower limit+upper limit/2

= 140+145/2

=142.5

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