The class mark of the class 90-120 is :​

Hey

here's ur answer ⤵️

Answer= 105

Step-by-step explanation:

The minimum value in a class is it's lower limit and the maximum value in a class is the upper limit. The given class is 90-120. So, the lower limit of this class is 90 and the upper limit is 120

Hence, the class mark of this class is 90-120= 105.

Hope it helps ✌

32

step-by-step explanation:

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.