Now, Range = Highest value − Lowest value = (152 − 130) cm = 22 cm. 2. Organise the following marks in a class assessment, in a tabular form. Here, Sum of all the observations = 4 + 6 + 7 + 5 + 3 + 5 ...

NCERT Class 7 Maths Books 2025-26: Do you want to do well on your next math test as a seventh-grader? In order to study for the CBSE Class 7 Maths exams in the 2025–2026 academic year, do you require ...