Question

Please Provide Explanation.​

Answer 1

Answer:

lower limit is 7.

Explanation step by step:

midpoint of class is 10, means 20÷2= 10

Now, we find those digit which sum is 20 and class size is 6.

if we added 7 and 13 equal toh 20.

and its class size is 6..

according to this explanation lower limit of tha class is 7.