Question

find the class size of 90 - 120​

Answer 1

Answer:

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 the class 90-120 is 105. 

Answer 2

Answer:

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 the class 90-120 is 105. So, the correct answer is “Option B”.