Question

Find class mark of interval 100-125.

Answer 1

Answer:

112.5

Step-by-step explanation:

Class interval = 100-125

Lower limit (L) = 100

Upper Limit (U)= 125

therefore class mark is = L + U / 2

= 100 + 125 / 2

= 225/2

= 112.5

CLASS MARK IS 112.5

Hope it helped you ..