If the lower boundary of the class is 25 and the size of the class is 9 , then the upper boundary of the same class `"_______"`.

If the lower boundary of a class is 35 and length of the class is 5, then the upper boundary is _____.

If the width of each of the ten classes in frequency distribution is 2.5 and the lower class boundary of the lowest class is 5.1, then the upper class boundary of the highest class IS

If in a frequency distribution table with 12 classes, the width of each class is 2.5 and the lowest class boundary is 6.1, then what is the upper class boundary of the highest class ?

The middle point of a class is 24 and the length of each class is 10 , then calculate the upper and lower limit of the class of the class interval.

The upper boundary of a class is 20 and Its mid value is 15. Then its lower boundary is__________

The mid value of a class interval is 42. If the class size is 10 then the upper and lower limits of the class are

The class marks of a class is 25 , and if the upper limit of that class is 40 , then its lower limit is "_______"

The middle point of a class is m and the upper limit of the class interval is u ,then calculate the lower limit of the class.