Question

58. The class mark of the class interval 12.5 - 25.5 is
(a) 20.5
(b) 13
(c) 6.5
(d) 19​

Answer 1

Answer:

1.given

class interval = 12.5 - 25 .5

class marks = average of class intervals

class mark = 12.5 + 25.5/2

=38.0/2

=19

class mark = 19

2.

Answer 2

Step-by-step explanation:

@akmalbinmahtab123

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