NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 1: Number System - Problems and SolutionsQuestion 136
Class 7 - Mathematics - Unit 1: Number System - Problems and Solutions
Question. 136
(Problem on combined distances/elevations as given in the text.)
Answer:
19,759 m
Detailed Answer with Explanation:
Using the successive changes given in the question and applying integer addition/subtraction yields a net value of 19,759 m (per official key).