Math, asked by aryanbhardwaj87, 8 months ago

Class intervals ( 0 - 10) , ( 10 - 20) , (20 -30) , ( 30 - 40 ) . what is the class mark of the last class

plz respond fast

Answers

Answered by aditya8784

1

Answer:

Class interval of (30-40) is 35

Step-by-step explanation:

Class interval = (Upper limit + Lower limit) /2

= 30+40/2

=70/2

=35

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