Question

find the class mark of the class interval 40 -50

Answer 1

class mark = upperlimit - lowerlimit/2

=50-40/2 => 10/2 => 5

Answer 2

HEYA MATE, HERE IS UR ANSWER _________________

Upper limit =50

Lower limit =40

Class mark =upper limit -lower limit /2

Class mark =50-40/2

Class mark =10/2

Claas mark =5

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