Guess: slightly above 44.5 km. Total distance flown over 21 days is 945 km. Dividing 945 by 21 gives exactly 45 km per day.
CBSE Class 9 Ganita Manjari Part 2 All Chapter Solutions
Class 9 Ganita Manjari Part 2 How Quantities Combine Understanding Data Question Answer
Before calculating, since 55 km is higher than 44.5 km, the new average will rise slightly, perhaps around 45 km. Computing accurately, the total distance covered during the first 20 days is 890 km. Adding the 21st day’s 55 km gives 945 km in total. Dividing 945 km by 21 days yields an exact average daily distance of 45 km.
For more NCERT Solutions of Class 9 Maths Ganita Manjari Part 2 Chapter 10 How Quantities Combine Understanding Data Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/maths/ganita-manjari-chapter-10/